Katrina Howard

Called to the bar 1993 (NSW) Took silk 2006 Door Tenant

Practice Areas

Katrina Howard practises in patent litigation from 9 Selborne Chambers, Sydney, Australia. She was also admitted to practise as a barrister in the UK in 2008 and is a door tenant at Three New Square. She has a strong technical background in life sciences. In recent years, she has worked on multi-jurisdictional cases relating to pharmaceuticals and biotechnology, including vaccines, antibodies, gene-editing, CAR T cells and personalised cancer medicine, though she practises in all areas of technology. She has been recognised by the patent profession on many occasions, including being named as Patent Law Expert of the Year in Australia in 2025 and 2026, and Global Elite Thought Leader 2026.

Katrina Howard is also a qualified mediator (Harvard certified and accredited by Australian Disputes Centre).

Principal Cases (patents)

Decisions of the High Court of Australia:

  • Kimberly-Clark v Arico (sufficiency of patents, nappies)
  • Grain Pool of Western Australia v The Commonwealth (constitutional validity of Plant Varieties Act)
  • Astra v Alphapharm (inventive step, omeprazole formulation)
  • Alphapharm v Lundbeck (power to grant extensions of time for filing an extension of term, appeal dismissed)
  • D’Arcy v Myriad (patentability of breast cancer genes, application to intervene by the Institute of Patent and Trade Mark Attorneys)

Special Leave Applications to High Court of Australia:

  • UWA v Gray (entitlement)
  • Samsung v Apple (interlocutory injunction)
  • Alphapharm v Lundbeck (extension of term)
  • Nichia v Arrow (LED lights, inventive step)
  • Globaltech v Australian Mud (method for drilling, construction and infringement)

Decisions of the Full Federal Court of Australia:

  • Asahi v Grace (patent for shrink wrap plastic, trial and appeal)
  • Tidy Tea v Unilever (patent for dripless teabags, trial and appeal)
  • Genetics Institute v Amgen (patent for the hormone, erythropoietin, trial and appeal)
  • Atlantis v Schindler (patent for drainage cells, appeal)
  • 3M v Tyco (patent for electrical connectors, trial and appeal)
  • Gambro v Fresenius (patent for dialysis machines, trial, appeal and trial as to damages)
  • Eli Lilly v Pfizer (patent for use of Viagra to treat erectile dysfunction, trial and appeal)
  • Conor v Angiotech (patent for taxol stents, hearing and appeal on entitlement; also a member of the team of barristers that argued the case in the House of Lords)
  • Merck v Arrow (patent for the drug, alendronate; trial and appeal)
  • Emperor Sports v Commissioner of Patents (for Commissioner in appeal regarding re-examination procedures)
  • IGT v Aristocrat (games for poker machines, trial and appeal)
  • Alphapharm v Lundbeck (patent for the anti-depressant drug, escitalopram, trial and appeal; appeal to AAT regarding extension of time and appeal to Full Court and further appeal to High Court; opposition to application for extension of term in Patents Office, appeal to Federal Court and further appeal to Full Federal Court and High Court; further infringement proceedings)
  • DuPont v ICI and the Commissioner of Patents (for Commissioner in appeal regarding opposition procedures)
  • Novozymes v Danisco (patent relating to an enzyme (lipase) used in baking bread, trial and appeal)
  • Apotex v Eli Lilly (patent for olanzapine, used to treat schizophrenia, trial and appeal)
  • Apotex v AstraZeneca (patents relating to rosuvastatin, a cholesterol-lowering agent, trial and appeal)
  • Reckitt Benckiser v Glaxo SmithKline (syringes, interlocutory injunctions, appeals and trial)
  • Nichia v Arrow (LEDs, trial and appeal)
  • Meat and Livestock Authority v Cargill / Branhaven (method for genetic selection of cattle – appeal from opposition and amendment; appeal from amendment decision)
  • Globaltech v Australian Mud (drilling, trial and appeal)
  • Merck (MSD) v Wyeth (Pfizer) (patents relating to pneumococcal vaccines, trial and appeal – matter settled after May 2021 hearing of appeal before judgment)

Federal Court of Australia (cases resulting in at least one published decision):

  • Alphapharm v Tanabe (patent for a beta-blocker, term extension trial)
  • Murex v Chiron (patent for the hepatitis C virus, trial)
  • Biochem v Emory (patent for the drug 3TC, used to treat AIDS, hearing and appeal)
  • Genetics Institute v Johnson (prior claiming, appeal from patent office)
  • New England Biolabs v Hoffman La-Roche (patent for the enzyme, taq polymerase, used in PCR, trial)
  • Mycogen v Monsanto (patent for genetically engineered cotton plants, trial)
  • Hexal v Hoffmann La Roche (patent for carvedilol to treat heart failure, interlocutory injunction)
  • Merck v Genrx (patent for the drug, alendronate, used to treat osteoporosis, interlocutory injunction)
  • Clark v Coffey (patent for a method for detecting opal deposits, trial)
  • Pfizer v Commissioner of Patents (extension of patent for anti-fungal drug, voriconazole, trial and appeal)
  • Sheiman v Novopharm (conspiracy claim relating to patent applications for sterilisation apparatus)
  • Interpharma v Lilly (patent for gemcitabine, anti-cancer agent, interlocutory injunction)
  • Inverness v MDS (pregnancy testing kits, trial)
  • Hospira v Amgen (patent for PEG-GCSF, a pegylated hormone used to increase blood cell count)
  • Samsung v Apple (smartphone technology, trial)
  • Merck v Apotex (mometasone furoate nasal spray, interlocutory injunction)
  • DSM v Suntory (arachidonic acid composition and process for production, appeal from opposition)
  • Hoffmann-La Roche v Apotex (patent relating to valganciclovir, an anti-viral drug)
  • Merck v Ono Pharmaceuticals (patent relating to anti-PD1 monoclonal antibodies, worked with barristers in UK trial in 2017, AU case settled before trial)
  • Blueport Nominees v Sewerage Management Services (pipe connectors for use in sewerage, trial)
  • Voxson v Optus, Telstra and Vodafone (patents relating to GPS technology and video streaming, various interlocutory hearings)
  • Merial v Intervet (soft chew anti-parasitic formulation, appeal from opposition)
  • Tytec v General Transport (trailers, appeal from opposition)
  • Ansell v Reckitt Benckiser (synthetic latex condoms, various interlocutory hearings and trial end 2016 – matter settled before judgment)
  • Hoffmann La-Roche v Sandoz (Mabthera – anti-cancer/arthritis antibody, interlocutory injunction)
  • Vector v Duoguard (corrosion mitigation, trial)
  • Hanwha v Jinko and Ors (solar cells, various interlocutory hearings)
  • Perfect Day v Fonterra (biotech dairy substitutes, appeal from opposition, amendment application) (preparation for trial)
  • CIPLA v Bayer (rivaroxaban, anti-blood clotting drug, revocation proceedings (withdrawn)
  • EIS v LELO (sexual stimulation devices, infringement/revocation proceedings) (trial)
  • Sun Pharma v Otsuka and Lundbeck (aripiprazole formulation patent, trial and appeal)
  • Pfizer v Samsung Bioepsis, Merck and Organon (process for manufacturing etanercept, infringement, validity and amendment proceedings) (trial)

Australian Patent Office (oppositions):

  • Genentech v Celltrix (insulin like growth factor binding protein)
  • Tioxide v Kerr McGee (process for manufacturing titanium dioxide)
  • CSIRO v Bio-Care (method for controlling termites)
  • DSM NV v Novo Nordisk (patent for Aspergillus tubigensis XYL b enzyme)
  • Affymax v Diversa (DNA shuffling)
  • Human Genome Sciences v Ludwig (VEGF2 protein)
  • SmithKline Beecham v Lek (combination of amoxicillin and clavulanate)
  • Genentech v HGS (VEGF–related protein)
  • Bluescope v IGS Technologies (coated steel compositions)
  • Novogen v GJ Consultants (entitlement)
  • Novozymes A/S v DSM N. V. (methods for expression cloning in filamentous fungi)
  • Nestle v Effem (canned pet food)
  • Oravax v CSL (Helicobacter vaccine)
  • Bayer v Novartis (endoparasiticidal agents)
  • Ashmont v Nature Vet (anthelmintic formulations)
  • Orenco v Everhard (septic tanks)
  • Merck v Sherman (enalapril formulation)
  • Fexco DCC v Mainline (method for foreign currency conversion)
  • Euro-celtique v Grunenthal; Grunenthal v Mundipharma (opioid formulations)
  • Unilever v Nestec (ice confections)
  • CSR v Renouf (laminated insulating material)
  • Sheiman v Novapharm (sterilisation apparatus)
  • Vistakon v Novartis (contact lenses)
  • NewSouthInnovations v Kaczmarek (entitlement)
  • Alphapharm & Ors v Lundbeck (anti-depressant – extension of time application, following opposition and subsequent appeals)
  • Haas v Steiner (anti-microbial agents)
  • Novartis v Bayer (endoparasiticidal agents)
  • Martek v Suntory (process for manufacturing oils used in infant formula)
  • Shell v Exxon (process for removing contaminants from gas)
  • Exxon v Shell (gasoline formulation)
  • Apotex v AstraZeneca (rosuvastatin formulation)
  • QNL v Cominco (process for extraction of minerals from ores)
  • Sandoz v Euroceltique (tramadol formulation)
  • Unnamed opponent (Mr Carter) v Cristal Inc (titanium alloy)
  • Unnamed opponent (Mr Cox) v Abbott Laboratories (infant milk formula)
  • Northern Rivers v Cougar Biotech (Johnson & Johnson) (treatment for prostate cancer)
  • Fonterra v Corman (milk product)
  • Evonik v Sudzucker (sugar sweetener)
  • Intervet v DuPont (anti-parasitic formulations)
  • Cargill v Dow Agroscience (genetically modified canola plants, seeds and oils)
  • TasAlks v TPI and Sun (high codeine poppies)
  • Regeneron v Kymab (transgenic mice, submissions only)
  • Sigma-Aldrich v JH Corporate Services (CRISPR gene-editing techniques)
  • Astellas Pharma v Aragon Pharmaceuticals (treatment for prostate cancer)
  • Rozenberg v Fred Hutchinson Cancer Research Centre / Seattle Children’s Hospital (CAR T-cell therapies to treat cancer)
  • QIP Nominees v Dana Farber Institute (personalized cancer vaccines using mutated peptides)

 

Education and Background

Bachelor of Science with Honours (pharmacology) (First Class), Monash University (Melbourne)

Bachelor of Law with Honours (Class IIa), Melbourne University