Validity

September 20, 2019
Macro (close-up) photo of a hazel coloured human eye, eyelashes, and eyelid.

Allergan’s Glaucoma Patents Saved by “Wherein” Clauses

CAFC 2018-2207 – The US Court of Appeals for the Federal Circuit ruled that “wherein” clauses in patent claims can be limiting if they are material to patentability.
September 13, 2019
Fibre optic cable photographed in the dark

Patent Specification Interpreted as Admission of Common General Knowledge

2019 FC 1065 – Canada's Federal Court ruled that two fiber optics patents were obvious in light of an admission made in the background sections.
July 8, 2019
Computer server, cables, fiber optic cables, electronics, hardware

Federal Circuit Reinstates Software Patents in Favour of Alleged Patent Troll

The CAFC reminds lower courts that software patents are valid where they claim a particular improvement in how the outcome is achieved.
July 2, 2019
Vials containing pharmaceuticals (drugs)

Oxymorphone Patent Is Not Obvious, Federal Circuit Confirms

CAFC confirms that an invention is only obvious and ineligible for a patent where a skilled person would have had a “reasonable expectation of success.”
June 11, 2019
Legal textbooks on a shelf

CAFC Refuses to Hear Appeal from Patent Decision

AVX Corporation v Presidio Components (Fed. Cir., 2018-1106) A case recently dismissed by the United States Court of Appeals for the Federal Circuit (“CAFC”) confirms that […]
May 7, 2019
Abstract three-dimensional design resembling building blocks

Federal Circuit Reins in Impossible Standards for Antedating Prior Art

Fed. Cir., 2016-2222 - CAFC affirms that a patent may be successfully defended if the patent holder can prove that the invention was conceived prior to any similar prior art.
April 12, 2019
Photograph of a sunset over the trains in a trainyard.

Patentees May Bring Motion to Stay Proceedings Before the Commissioner to the FC

2019 FC 142 - FC confirms it may stay proceedings before federal board or commissions if elements of strict test are met.
April 4, 2019
White and blue pharmaceutical pills scattered on a surface

Actions Under Old PM(NOC) Regime Not Automatically Applicable to the New

2018 FC 1078 - Canada's Federal Court confirms that jurisprudence under previous PM(NOC) regime is not automatically applicable to the new.
January 23, 2019

SCOTUS Finds That Secret and Mere Existence of Sales May Invalidate Patents

586 U.S. ___ (2019) SCOTUS affirms CAFC's decision holding that if the existence of the sale is public, the invention does not need to be publicly disclosed to fall within the AIA’s on-sale bar.
December 11, 2018

CAFC Confirms That Surnames May Be Registered as Trademarks If They Acquired Distinctiveness

Fed. Cir. 2017-1468 – The United States Court of Appeals for the Federal Circuit confirms that surname may be registered as trademark as it acquired distinctiveness.
August 14, 2018
Canadian Patent Law Textbook by Perry and Currier. Third Edition

Canadian Patent Law, 3rd Edition Book Launch

PCK IP is pleased to announce the launch of Canadian Patent Law, 3rd Edition.
July 10, 2018

Federal Court of Appeal Provides Further Guidance on Obviousness

2017 FCA 225 - Federal Court of Appeal upheld the trial level decision invalidating Ciba's Canadian patent for obviousness, and elaborated on the obviousness inquiry, endorsing an approach that focuses on construing the claims rather than identifying the inventive concept.
January 9, 2018
subject matter

Call Processing System Patent Rejected for Lack of Statutory Subject Matter and Obviousness

PAB 1420 - Canadian Patent Application No. 2,529,210 filed by Assurant Inc. for a system that routes customer calls based on a sales agent’s past performance was rejected by the Patent Appeal Board, at least for the reasons of non-statutory subject matter and obviousness.
January 2, 2018

Federal Court of Appeal Confirms Issued Patents cannot be Invalidated by Underpayment of an Administrative Fee

2017 FCA 201 - The FCA upheld the FC’s ruling against Apotex, that Pfizer's failure to pay the proper final fee for the issuance of a Canadian patent will not invalidate the patent.
December 19, 2017

Federal Court Upholds Pfizer’s Polymorph Patent for the Depression Drug PRISTIQ as Inventive and Useful

2017 FC 777 - The FC rejected Teva’s allegations that Pfizer's Canadian patent was obvious and lacked utility. The FC found that the POSITA would not have been able to predict the novel crystalline form taught by the patent, and that the subject-matter of the invention claimed in the patent was useful.
December 12, 2017

Federal Court shoots down an attempted revival of the promise doctrine

2017 FC 774 - The FC granted Pfizer's order pursuant to Section 6 of the PM(NOC) Regulations, prohibiting the Minister of Health from issuing a NOC to Apotex, with respect to a Canadian patent The FC found, on a balance of probabilities, that Apotex’s allegations of obviousness, inutility, non-infringement, overpromising, anticipation and double patenting were not justified.
November 14, 2017
insomnia

Federal Court finds Insomnia-treating Drug Patent neither Invalid nor Infringed

2016 FC 1362 - The formulation patent for the insomnia-treating drug zolpidem was found to be substantially valid, but not infringed by Pharmascience's generic version of zolpidem.
November 7, 2017
tadalafil

Apotex Fails to Change FCA’s Opinion in Tadalafil Case

2016 FCA 267 - Apotex unsuccessfully sought to show that the FCA had erred in another decision by not following the SCC's decision in Whirlpool. Apotex also unsuccessfully argued that the FC had erred by finding the tadalafil patent to have sufficient disclosure.
October 10, 2017
insufficient disclosure

Federal Court of Appeal Upholds Finding of Insufficient Disclosure

2017 FCA 161 - The FCA dismissed Idenix's appeal to a FC decision in which Idenix's Canadian patent was found invalid for insufficient disclosure and its counterclaim against Gilead was dismissed.
August 8, 2017

IPTV case shows that Interpretation of IT Patents may be 0’s or 1’s

2017 FC 6 - MediaTube brought allegations of infringement against Bell over one of its IT patents, asserting that Bell had infringed the patent with Bell’s IPTV services. The FC deemed the patent to be valid, but not infringed. Costs were decided in Bell’s favour and elevated to reflect the punitive damages claimed by MediaTube and the weak argument they had put forth.