Our Team

Partners

D. Calab Gabriel

Founding Partner

Meet Calab Gabriel, a seasoned Advocate and Patent Attorney with 40 years of legal expertise in India. As the Founder of LEX IP CARE, he brings a wealth of experience, having served as a Partner at renowned IP firms like Remfry and Sagar, and Head of Patents at K&S Partners for over two decades.

Calab is a trusted advisor to the Government of India on Intellectual Property matters, excelling in all aspects of IP law, particularly patent filing, prosecution, and enforcement. His notable achievements include spearheading the revocation of the Turmeric patent and re-examination of the Basmati Patent at the USPTO.

With a client portfolio featuring industry giants like Astra Zeneca, Pfizer, and Qualcomm, Calab is recognized in Who’s Who Legal, Patent Law Experts, IP Stars Handbook, Chambers Asia, and ICFM’s 500 Leading Lawyers. He’s an active member of professional organizations such as APAA, AIPLA, and AIPPI.

Calab’s influence extends to legislative contributions, having been a member of the Parliamentary Committee that drafted amendments to the Indian Patents Act. Beyond legal practice, he mentors IP professionals at institutions like TIFAC, IIT, and Christ University.

His accomplishments include winning Basmati and Neem revocations at the US Patent office, leading the first-ever challenge to EMR on behalf of Natco Pharma Limited, and obtaining initial patents in India for genes and micro-organisms. Calab’s concise and impactful legal career reflects a commitment to excellence in intellectual property law.

Maria Profile Pic-2

Maria Gabriel

Partner

Maria Gabriel, brings a unique blend of expertise in both biotechnology and law, specializing in Patent, Trade Mark, Plant Varieties registration, and Design Prosecution. With a diverse educational background, Maria earned her Bachelor of Technology in Bio-Technology, followed by a Masters in Immunology & Immunogenetics from the University of Manchester and a second Masters degree in Virology from Amity University, where she graduated with distinction.

Maria’s projects reflect her deep involvement in scientific research, ranging from cloning human TTR and MC domain of Sup35 protein to studying the genetic evolution of Hemagglutinin (HA) of Pandemic Influenza A 2009 (H1N1) Virus. Complementing her scientific pursuits, she obtained a Law Degree, becoming a member of the Bar Council of Delhi.

Her commitment to intellectual property is underscored by attending an IPR course at RGNIIPM, Nagpur, focusing on Patent drafting. Maria actively engages in international conferences and is a regular participant in events hosted by organizations like the Asian Patent Attorneys Association, AIPLA, AIPPI, and FIPCI.

Beyond her legal prowess, Maria is deeply involved in social issues, particularly the empowerment of women. She holds honorary positions in the Delhi and National YWCA, contributing as a Board Member, Finance Committee Member, Assistant Treasurer, Chairperson of the Personnel Committee, and Member of the National Executive Committee.

In her role at [Firm Name], Maria manages the drafting, filing, and prosecution of biotechnology, biomedical devices, and biochemical Patent cases. Specializing in Patent prosecution, she actively engages in discussions with Examiners and official hearings before Patent Controllers. Maria also handles Trade Mark and Design applications, medico-legal queries, assignment drafting, transfer of IP rights, and IPR policy drafting.

Beyond her legal duties, Maria is instrumental in marketing, administration, policy-making, and human resource management at the firm, showcasing her multifaceted contributions to both the legal and social spheres.

Dr. Chitra Arvind

Partner

Dr. Chitra holds an M.S. degree in Pharmacy with a specialization in Natural Products from the National Institute of Pharmaceutical Education and Research (NIPER, Chandigarh). Her doctoral studies, also in the field of natural products, were completed at the same institute in 2005. Additionally, she earned her Bachelor of Pharmacy from Dr. M.G.R. Medical University, Tamil Nadu, in 1999.

Not only a gold medalist in both her undergraduate and postgraduate courses, Dr. Chitra possesses an MBA degree in marketing from IGNOU and a Postgraduate Diploma in Intellectual Property Rights from the National Law School University, India. As a registered patent agent and advocate, she brings extensive experience in techno-commercial and techno-legal domains. Dr. Chitra has numerous research articles and patents to her credit, showcasing her proficiency in the isolation, characterization, and biological testing of natural products.

Her career commenced as an Assistant Manager at a pharmaceutical company in Delhi, where she excelled in managing product life cycles, project management, obtaining regulatory approvals, and negotiating successful business deals. She then transitioned to a prestigious IP law firm in Delhi, focusing on patent filing, prosecution, and oppositions.

During her tenure at the previous firm, Dr. Chitra played a pivotal role in offering strategic advice on patent portfolio development, providing opinions on patentability and freedom to operate, and handling the drafting and filing of patent applications and oppositions in India and abroad. Notably, she contributed to the team that successfully managed the first Compulsory License granted in India for the drug Sorafenib. Dr. Chitra has been involved in numerous litigations of pharmaceutical compounds in the High Court and Supreme Court of Delhi, as well as other High Courts across India.

With over 250 oppositions filed in the Indian patent office and various jurisdictions, Dr. Chitra’s expertise extends to drafting and filing hundreds of applications nationally and internationally. She has mentored and trained individuals for projects in management and intellectual property rights, regularly delivering seminars and lectures in various forums.

Specializing in advising clients in the life science sector, Dr. Chitra excels in building, managing, and developing intellectual property rights portfolios. Her accomplishments include planning and constructing IP portfolios for multiple companies and institutions, conducting “Freedom to Operate” reports, and providing techno-legal opinions. As a visiting professor at several academic institutes, she shares her knowledge and conducts workshops across India.

Lex IP Care is a distinguished IP law firm situated in India. The firm boasts of a skilled team that offers comprehensive IP protection services on a global scale, encompassing registration, enforcement, and litigation. The team works under the tutelage of the three primary partners of the firm.

Consultants

MOSES JEYAKERAN

Consultant

Moses Jeyakaran is a Patent Agent and a Lawyer practicing in Patent Prosecution and Litigation for the past 30 years. He has prosecuted a few thousand Patent applications in India and abroad. He was also involved in major Patent Litigations in India. At present, he is focusing on Patent Litigation especially writs in the High Courts at Chennai.

Dr. V. GOPALAKRISHNAN

Consultant

Dr. V. Gopalakrishnan is a consultant and advises all Mechanical and Electrical Inventions. He went to IIT, Madras for his undergrad in Mechanical Engineering. He started his career at BHEL, Trichy as a Graduate Apprentice in 1969. And, after 37 years of work, he retired as Chief Executive (Executive Director) in 2006. During his time there, he was instrumental in advancing the organization in multiple ways including signing MOUs with IIT, Madras, NIT, Tiruchirappalli and PSG Tech, Coimbatore for joint work in academics and R&D with BHEL in Tiruchirappalli.

He has also been in close association with academia throughout his life and has worked in collaboration with NIT, Trichy since the early 70s. He loves interacting with students and is deeply passionate about educating the new generation. He is an adjunct professor in Serval premier institutes across India including IIT, NIT and others. He has written four novels, which are published and available online.

Dr. RANJIT BHATTACHARYA

Consultant

Dr. Bhattacharya is in-charge of Lex IP Care at Mumbai. He holds a Ph.D. in Organic Chemistry and a Bachelor of Law. He has been the Deputy Controller of Patents for 20 years and has handled all aspects of Patents in the areas of Chemistry. He is also a Registered Patent Agent.

Dr. SMRRUTHI V. VENUGOPAL

Consultant

Dr. Smrruthi V. Venugopal is a Post-Doctoral Scientist with Cedar-Sinai Medical Center, Los Angeles, CA (USA). She has 4 years of experience in the field of Prostate Cancer Progression and Metabolism. She received her Ph.D. in Biology with emphasis on Prostate Cancer Metastasis from Clark Atlanta University, Atlanta, GA (USA). At CAU, she was awarded the Department of Biology Scholarship for her Graduate Research in Prostate Cancer Metastasis She also holds a master’s degree in Human Genetics from University of Leeds, UK and Bachelor of Technology in Biotechnology from Sathyabama University, Chennai, India.

She has published several papers in the field of Prostate Cancer Metastasis and Progression in well-known scientific journals such as The Prostate and Journal of Cell Physiology. She has recently authored a book chapter on “Cholesterol and Prostate Cancer” in the book titled “Nutritional Oncology”.

Her work experience also comprises working for one of the leading pharmaceutical companies Syngene International Limited, a subsidiary of Biocon. At Syngene, she has been instrumental in establishing their electrophysiology assay for screening of potential Schizophrenia drug candidates.

She has a unique profile as she is an experienced bench scientist and a bioinformatician with experience analyzing RNA-seq, CHIP-seq, ATAC-seq and CUT&RUN data using R and python programming platforms.

She also has experience teaching and mentoring undergraduate biology majors in basic molecular and cellular biology, biochemistry, physiology, and anatomy. She advises the team on Patentability on Biotechnology inventions.

Dr. M. MARTHA PREMALATHA

Consultant

Dr. Premlatha is a doctorate in Medical Microbiology.  She has several years of research and teaching experience in the field of Immunology. She has been a researcher since1988 and has worked on projects such as Developed Research Collaboration with MSD Wellcome trust Hilleman Laboratories Pvt. Ltd. (2015-2017). She was was Sr. Lecturer Amity University amd (2007-2011) Asst. Professor (Gr.III), Amity University from 2011-2017. She is currently a visiting Faculty at Delhi Pharmaceutical Sciences and Research University since June 2022.

K. K. MODAK

Consultant

He manages the Lex IP Care’s office at Kolkata. He has over 25 years’ experience in Patent prosecution and litigation.  He holds a Master’s of Technology in Chemical Engineering and a Bachelor of Law. He is also an advocate enrolled in the Bar Council of India and a Registered Patent Agent. He constantly interacts with the Indian Patent Office at Kolkata for all matters of Lex IP Care.  Before his association with Lex IP Care, he was the Deputy Controller of Patents.

CHINTAMANI KADTU

Consultant

Mr. Kadtu manages our Trademark matters in Mumbai and Chennai. He is also an advocate enrolled in the Bar Council of India. He has about 15 years’ experience in Trademark prosecution, Opposition, Hearings and Copyright matters. In the past, he has been an Examiner at the Trademark Registry for about 4 years.

One Stop IP Home

We Care for your IP

Furthermore, we strive to deliver the best possible results in all aspects of our work, ensuring that your goals are our top priority. We take pride in our result-oriented approach, as this is what sets us apart from the rest. We are committed to meeting deadlines and providing timely advice to help you make informed decisions about your intellectual property. You can trust us to guide you through the complex landscape of intellectual property protection, with a focus on delivering results that exceed your expectations.

More information

Contact us to better understand your case

Our mission is to provide the best quality and cost-effective service to clients. It is our passion to provide holistic solutions to every Intellectual Property Rights problem and to care for their IPs.

Jya Saxena

Sr. Patent Associate

Himani Singh

Sr. Trademark Associate

Shivika Choudhary

Sr. Trademark Associate

Siraj Ali

Patent Paralegal

Jya Saxena

Sr. Patent Associate

Himani Singh

Sr. Trademark Associate

Shivika Choudhary

Sr. Trademark Associate

Siraj Ali

Patent Paralegal

Jya Saxena

Sr. Patent Associate

Himani Singh

Sr. Trademark Associate

Shivika Choudhary

Sr. Trademark Associate

Siraj Ali

Patent Paralegal

Jya Saxena

Sr. Associate

Jya is a Biotechnologist and a lawyer practicing in the areas of Patents, having more than 5 years of experience in prosecution and litigation.  She acquired her Bachelor of Technology in Biotechnology from Amity University.  She then further acquired her Law Degree from IIT Kharagpur.  She is a Patent Agent and enrolled in the Bar Council of Delhi. She handles Foreign Patent prosecution, Indian Patent prosecution, Drafting Patent Applications, Opposition and Litigation

Himani Singh

Sr. Trademark Associate

Himani is an Advocate having 4 years of Experience in Intellectual Property Rights Law and she holds a Master’s Degree in Intellectual Property Rights & Technology Law from O.P. Jindal Global University, Sonipat. She has completed her B.A.LL.B (Hons.) from University of Petroleum & Energy Studies, Dehradun. One of her articles on ‘Public trust doctrine, Eminent domain, and Land acquisition: An Indian experience’ got published in Banthia & Co. Advocates Journal on Property Law. her area of expertise includes giving opinions, conducting due diligence, trademark prosecution, and opposition proceeding, drafting Cease and Desist notices, Copyrights and GI matters. She is passionate about Intellectual Property Rights & Technology law specifically Law of Copyrights, Artificial Intelligence.

Shivika Choudhary

Sr. Trademark Associate

Shivika Chaudhary has obtained L.L.B. and L.L.M. She is currently practicing as a Senior Trademark and Design Attorney at Lex IP Care LLP. She possesses 6 years of Experience in Dealing with Trademark Prosecution, Design, and Copyrights matters. She is highly motivated IP lawyer who has also practiced in High Court of Delhi. Her role encompasses drafting, filing and prosecution of Trademarks, Designs and Copyrights matters for Lex IP Care LLP. She also advises to clients on various policies, related to IPR and works and advices on contracts.

Siraj Ali

Patent Paralegal

Siraj Ali carries 9 years of experience of managing paralegal activities in patent domain. Before joining Lex IP he was working in IPR department of top multinational companies. Having a degree in Life Sciences he is currently pursuing LLB from Rohilkhand University. He manages Foreign Patent docketing, due date tracking with other paralegal activities in the firm.

Ankit Singh

Associate

Ankit is an experienced Mechanical Engineer and Registered Indian Patent Agent with a 6-year track record of success. He excels in engineering invention drafting, patent prosecution, and PCT filing. Ankit’s patent drafting and prosecution skills have produced stellar results for his clients. He’s a valuable asset for clients requiring expert patent protection and engineering know-how. Trust in Ankit for the same level of confidence and professionalism his clients depend on.

Gaurav Singh

Associate

“Gaurav is a Registered Indian Patent Agent with extensive experience in Patent Prosecution, FTOs, Patent Search and Patentability. He has a B. Pharm and M. Pharm background, as well as six months professional training on “Patent Law & Practice” and certification in Technology Landscape from recognized institutes. Gaurav also completed various online courses on Patent Information Search and Google Patents search, among others. His skills were refined during lockdown through continuous learning. He has handled foreign Patent filings and has a M. Pharm Project on sustained delivery of antidiabetic drug Glibenclamide to his credit.”

Sumita Srivastav

Technologist

Sumita has obtained her B.Sc. and M.Sc. in Physics and B.Ed. She has 6 years’ experience as a Assistant Teacher in Physics. She handles Patent Search, Patentability, FTO Search, Drafting, filing and Prosecution. She has completed her Internship with KIRAN IPR in 2021-2022.

Anita

Paralegal

She is a graduate in B.A. in Political Science. She has an experience in filing, post-filing formal formalities, filing responses and post Registration procedures for Patent and Trademarks for the past 4 years.

Meghesh Sharma

Paralegal

He has completed his BA, LLB and also a post Graduate diploma  in Intellectual property rights and is youngest addition to our team and he assists in the  filing and preparation of documents for the Trademark team.

Arun Renni John

Head Indian Filing

Arun has obtained his Bachelor of Science from Delhi University and obtained his Bachelor’s degree in Computer Applications from National Institute of Electronics & Information Technology, Delhi. He is also currently pursuing Law and he maintains and monitors filing and docketing systems. He handles a team of people who docket and maintain deadlines with respect to Foreign Filings and Indian Filings. He has an experience of 8 years in the field of IP. He acts as the interface between the Associates and the Clients to ensure smooth communication and sorts out any issue that may arise during portfolio creation and management in an amicable manner to ensure seamless transaction.

Aanchal Tyagi

Associate

Aanchal has completed her M.Sc. in Organic Chemistry from J.C.Bose University of Science and Technology, YMCA. She has her B. Sc. Honours in Chemistry from Delhi University. She also has experience as a subject-matter expert in organic chemistry. She has a keen interest in Patent searching for finding patentability of inventions, making landscape reports on the changing trends in a specific research domain. She also does searching patent databases for prior art, drafting under the provisions of the Indian Patents Act 1970.

Hemant Kumar

Paralegal

Hemant is has completed B.A.LL.B from Subharti University, Meerut. He has 2 years of experience in the field of Trademark. He is currently working as an Attorney at Lex IP Care LLP, and his area of expertise includes giving opinions, conducting due diligence, trademark prosecution, and opposition proceeding, filing Trademarks and Copyrights.

Sarvjot Singh

Paralegal

Mr. Sarvjot has successfully obtained a diploma in Business Marketing from Sheridan College at Brampton. At present, he is rendering assistance to the patent team in the submission and documentation process for all patent cases.

Francis Kuttynadar

HR Head

With 7 years of experience, he has provided valuable support to the Managing Partner through tasks such as coordinating online meetings, cross-checking FER due dates and maintaining data, as well as reviewing journal publications. Additionally, they serve as the leader of our HR team, responsible for managing all aspects of recruitment, personnel needs, HR policies, and more.

Anwar Jamal

Accounts Executive

Anwar has obtained his B.Com (H) and has 16 years of experience, handles Accounting including inward and outward remittance, Taxes, Foreign payments, handling Profit & Loss, trading accounts, preparing of balance sheets for CA, Bank transactions and other related work, etc.

Renju Ajaykumar

Patent Paralegal

She is an experienced professional in patent application procedures with six years of relevant expertise. They possess valuable skills in handling various patent-related tasks, including assignment work and annuity management. Their expertise and attention to detail make them an asset to any organization navigating patent law in India.