Last blog added on Friday, November 4th, 2022

Information About Sufficient Description

Recent Posts

Below is a preview of the five most recent posts from the blog Sufficient Description. To read these posts in their entirely or subscribe to future updates from this blog, please visit their website!

  • Routine Correction of Inventorship

    Genentech, Inc v Canada (Commissioner of Patents) 2022 FC 1447 Manson J            2,979,671 This was a routine correction of inventorship under s 52. The application was supported by affidavits and it was established that the mistake arose through inadvertence. Manson J provided a useful summary of … Read more »

  • A (Kind Of) Successful Overbreadth Attack

    Rovi Guides, Inc v BCE Inc 2022 FC 1388 Lafrenière J2,336,870 / 2,339,629 / 2,425,482 / 2,514,585 / Interactive Television Program Guide / Internet Protocol TelevisionAs discussed in my last post, in this decision Lafrenière J held that all of the asserted claims of Rovi’s patents were invalid for a … Read more »

  • Accounting and Injunction Denied Due to Patent Holdup

    Rovi Guides, Inc v BCE Inc 2022 FC 1388 Lafrenière J2,336,870 / 2,339,629 / 2,425,482 / 2,514,585 / Interactive Television Program Guide / Internet Protocol TelevisionIn this decision Lafrenière J held that all of the asserted claims of Rovi’s patents were invalid for anticipation and / or obviousne … Read more »

  • Posting to Resume Soon

    I thought I’d post an update since it’s been an unusually long time since I last posted. I’m not giving up on the blog. There was a long stretch in October were there weren’t any substantive decisions released. Then, when I was halfway through a long post on Rovi Guides 2022 FC 1388, I got hit by Co … Read more »

  • Simultaneous Invention Does Not Necessarily Indicate Obviousness

    Betser-Zilevitch v PetroChina Canada Ltd 2022 FCA 162 Locke JA: Stratas, Rivoalen JJA affg 2021 FC 85 and 2021 FC 151 (costs) Manson J            2,584,627 / Heavy Oil Well ProductionThere are a few points of interest in Locke JA’s brief decision for the FCA, affirming Manson J decision holding the … Read more »