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Arrow Declarations

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Author Dfrg.msc   Public Domain Source Wikimedia Commons   Jane Lambert Patents are intended to promote innovation but occasionally they work against the public interest.  For instance, the term of a pharmaceutical patent that is about to expire may effectively be prolonged by a patent for a new dosing regime or a second medical use.  Sometimes the patents for such inventions may be revoked  or a  declaration of non-infringement  may be granted  A company that wants to launch a competing product will often bring revocation or non-infringement proceedings to clear the way for the launch. However, s.69 (2) of the Patents Act 1977 makes clear that such proceedings can be brought only after a patent has been granted.   There is a risk in launching a new product while a patent application is being considered because  s.69 (1).  allows a claim for damages to be backdated to the publication of the application.   That can b...

Missed! Arrow Declarations - Pfizer v Hoffmann La Roche

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Autho r: User:Drgd.msc Licence:   Copyright waived by the owner Source: Wikipedia Arrow   Jane Lambert Patents Court (Mr Justice Birss) Pfizer Ltd v F. Hoffmann-La Roche AG and another [2019] EWHC 1520 (Pat) (20 June 2019) An " Arrow declaration" is a declaration that a product or process was known or obvious at a particular date and therefore could not fall within the claims of a patent.  It takes its name from the decision of Mr Justicce Kitchin as he then was in  Arrow Generics Ltd and another v Merck & Co ,  [2007] FSR 39, [2007] EWHC 1900 (Pat), [2008] Bus LR 487 where his lordship refused to strike out an application for such a declaration. The purpose of Arrow declarations is to determine in advance issues that might prevent or delay a  competitor from entering a market immediately after a monopoly is due to come to an end.  Thus, in Arrow, the launch of a competing product was threatened by the revival of several...