Passionate about IP! Since June 2003 the IPKat has covered copyright, patent, trade mark, designs, info-tech and confidentiality issues from a mainly UK and European perspective. Read, post comments and participate!

The team is Eleonora Rosati, Annsley Merelle Ward and Merpel. E-mail the Kats here!

The team is joined by GuestKats Söğüt Atilla, Oliver Fairhurst, Claire Gregg, Georgia Jenkins and Marcel Pemsel.

SpecialKats: Verónica Rodríguez Arguijo (TechieKat), Rose Hughes (PatKat) and Jocelyn Bosse (Book Review Editor).

InternKats: Wissam Bentazar, Simone Lorenzi and Kliment Markov.
Results for OzKat

Saturday Sundries

This week’s Saturday Sundries rounds up upcoming IP events, fresh filing data from EUIPO and WIPO, an academic opportunity in Sweden, IP tra...
- Saturday, July 18, 2026
Saturday Sundries Saturday Sundries Reviewed by Dr Claire Gregg on Saturday, July 18, 2026 Rating: 5
The growing trend of Delegate-raised invalidity grounds in Australian patent oppositions The growing trend of Delegate-raised invalidity grounds in Australian patent oppositions Reviewed by Dr Claire Gregg on Monday, July 13, 2026 Rating: 5
Schrödinger's cat, and correcting an error or omission in New Zealand Schrödinger's cat, and correcting an error or omission in New Zealand Reviewed by Dr Claire Gregg on Tuesday, July 07, 2026 Rating: 5
Recent consideration of estoppel doctrines in Australian patent proceedings confirms the bar remains high Recent consideration of estoppel doctrines in Australian patent proceedings confirms the bar remains high Reviewed by Dr Claire Gregg on Monday, June 29, 2026 Rating: 5
Important changes to New Zealand divisional patent practice Important changes to New Zealand divisional patent practice Reviewed by Dr Claire Gregg on Saturday, June 27, 2026 Rating: 5
Australian High Court hears high-stakes matter of PTE eligibility of formulation patents Australian High Court hears high-stakes matter of PTE eligibility of formulation patents Reviewed by Dr Claire Gregg on Wednesday, June 17, 2026 Rating: 5
No appeal against divisional "best method" decision in Australia – where to next? No appeal against divisional "best method" decision in Australia – where to next? Reviewed by Dr Claire Gregg on Saturday, June 06, 2026 Rating: 5
The good, the bad and the interesting in the Australian IP Report 2026 The good, the bad and the interesting in the Australian IP Report 2026 Reviewed by Dr Claire Gregg on Thursday, June 04, 2026 Rating: 5

Thursday Thingies

 As Autumn fades into Winter down under and the cool nights start to set in, this OzKat has been prowling the metaphorical IP streets to fin...
- Thursday, May 28, 2026
Thursday Thingies Thursday Thingies Reviewed by Dr Claire Gregg on Thursday, May 28, 2026 Rating: 5
Important update on Australia's flip-flopping "best method" requirement for divisional patent applications Important update on Australia's flip-flopping "best method" requirement for divisional patent applications Reviewed by Dr Claire Gregg on Monday, April 13, 2026 Rating: 5
Australia's extension of time provisions for patents have their limits (and may soon have more) Australia's extension of time provisions for patents have their limits (and may soon have more) Reviewed by Dr Claire Gregg on Wednesday, March 25, 2026 Rating: 5
Is the tide turning for pharmaceutical patent preliminary injunctions in Australia? Is the tide turning for pharmaceutical patent preliminary injunctions in Australia? Reviewed by Dr Claire Gregg on Thursday, March 19, 2026 Rating: 5
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