01 Apr 2021

Slingsby Partners Gives Well-Received Lecture at Middlesex University

Anna Bools and Philip Slingsby were invited by Middlesex University to talk to students about Intellectual Property issues facing designers. Anna and Philip talked to around 60 students on Middlesex University’s Product Design, Product Design Engineering and Design Engineering courses.

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02 Mar 2021

CIPA Webinars

Slingsby Partners’ Director of Practice Operations, Charlotte Knight, and Senior Paralegal, Emma Norris, have held three webinars for the Chartered Institute of Patent Attorneys (CIPA) on formal aspects of filing patent applications at the US Patent Office.

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14 Apr 2020

Technetix V Telestre: Equivalence and "The Gillette Defence"

One of the questions that has preoccupied patent pundits since the Supreme Court first introduced a doctrine of equivalents into the UK patent system in Actavis v Eli Lilly ([2017] UKSC 48) is the fact of the so-called "Gillette Defence". Is it still a defence against patent infringement to do something which differs from the prior art only in non-patentable ways?

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14 Apr 2020

Regen V Estar: Applying Actavis To Numerical Limitations

The Supreme Court introduced a doctrine of equivalents into the UK patent infringement system for the first time in Actavis v Eli Lilly ([2017] UKSC 48). Regen v Estar ([2019] EWHC 63) applied this new approach to a claimed numerical limitation.

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