Special Counsel,
Patent Attorney

PhD, MIP,  BSc(Hons),

Doctor of Philosophy (Structural Immunology), 

Masters of Industrial Property

Bachelor of Science (Molecular and Cell biology) (Hons)

Contact Grant

Grant has over 15 years experience providing pharma, biopharma and biotech intellectual property services, and is renowned in his field. Grant is listed in IAM Patent 1000 as a world leading prosecution stand-out.


Grant specialises in providing strategic intellectual property services for pharma, biopharma, biotech and life sciences clients.  


Grant is a seasoned practitioner sought by local and overseas clients for his experience in patent prosecution and opposition matters relating to: molecular biology; cell biology; immunology; chemistry; pharmaceuticals; medical devices; and diagnostic technologies.  He has particular expertise regarding patent term extensions, and advising on patent validity and infringement.  Grant is also a litigation support expert acting in revocation proceedings in the Federal Court including against patents relating to blockbuster antibody medicines.


Grant acted for Merck in the recent Etanercept battles between Pfizer and Samsung Bioepis regarding Samsung/Biogen's biosimilar Brenzys® (in collaboration with Merck), and for Merck in its prolonged (originator to originator) Pembrolizumab (Keytruda®) Court battles with BMS and Ono Pharmaceutical.  


Grant is a recognised authority on gene-related patentable subject matter in both Australia and the US.  He made submissions to a Senate Inquiry into the patentability of genes and biological material, and was involved in the Institute of Patent and Trademark Attorneys of Australia (IPTA) intervention application to the High Court appeal in D’Arcy v Myriad Genetics Inc.  Grant successfully acted for the Applicant in Arrowhead Research Corporation [2016] APO 70 - the first Patent Office decision to consider the Myriad High Court “gene patent” decision. This case set an important legal precedent in relation to the patentability of gene-based pharmaceutical inventions in Australia.


Grant was awarded his PhD for antibody engineering work investigating structural relationships of antibody polyreactivity.  This preceded a 12-year medical research career working in a range of fields including: HIV, Alzheimer’s disease, tuberculosis and breast cancer.  


Grant also has industry experience with biotechnology companies in Australia and Europe.


Grant is a former Partner and Principal of a leading Australian IP firm Shelston IP, a Fellow and an elected council member of IPTA where he is the convenor of the Public Relations Committee, leading IPTA’s political engagement (lobbying) strategy, particularly in relation to proposed changes to Australian patent legislation and innovation policy.

Grant is a former lecturer and course coordinator for the University of Technology Sydney’s postgraduate law program and the Masters of Intellectual Property subject “Interpretation and Validity of Patent Specifications”, which provides a pathway to registration for Australian patent attorneys. Grant formerly taught the University of NSW course “Myths and Realities of Personalised Medicine: The Genetic Revolution”.

Grant is a regular speaker on intellectual property, and has made numerous TV, radio and print media appearances regarding IP developments.


Email: info@pearceIP.law

Tel:  +61 (0) 2 9023 9988

For any general inquiries, please fill in the following contact form:

© 2019 Pearce IP | Australia

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