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    • Filing Date

Filing Date Newsletter
  • How to Kill a Weak Patent: 10 Strategies After Being Sued 12 Feb 2026 01:05 GMT

    … to claim an older effective filing date. If one application in that … Inequitable conduct: Render the patent unenforceable A patent obtained through intentional deception … Your checklist for killing weak patents Strong prior patents/;publications and within …

  • The Goal-Line Call in IP Strategy: Patent or Trade Secret? 03 Feb 2026 23:56 GMT

    … years from the earliest filing date, after which the invention … In that sense, pursuing patent protection is very much … claimed invention passes the patentability goal line. Trade secrets … side understands your limitations. Patents disclose and expire. Trade …

  • PTAB Rehearing Limits Double Patenting Rejections of Earlier Patent Applications From Later-Filed Family Members 27 Jan 2026 01:50 GMT

    … the earliest effective filing date of the asserted reference patents. The examiner acknowledged … earlier-filed, earlier-expiring patent claiming a patentably indistinct invention. Because … which had a later effective filing date, and thus a longer statutory …

  • Chandigarh: PU’s patent success fails to translate into market gains 23 Jan 2026 03:04 GMT

    … usually 18 months from the filing date. Publication places the invention in … for multiple reasons. Individually, patents enhance academic profiles, while institutionally … back to the original filing date, and a patent certificate is issued. Prateek …

  • Canadian patent law 2025: a year in review 21 Jan 2026 02:54 GMT

    … required to address patent submitted before its submission filing date but listed after … required to address patent submitted before its submission filing date but listed after … required to address patent submitted before its submission filing date but listed …

  • Double patenting and divisionals in Canada: evolving strategies for applicants 16 Jan 2026 22:43 GMT

    … the parent's filing date under subsection 36(4) … harbour against later double patenting attacks. Voluntary divisionals, … and obviousness-type double patenting are recognized. Although … overcome obviousness-type double patenting.11 Restriction requirements …

  • Federal Circuit Strikes Life Sciences Patent Over Insufficient Disclosure of Particular Species 15 Jan 2026 13:11 GMT

    … having an earliest effective filing date of November 2004 ( … patent should not be accorded the benefit of the 2004 filing date …  the effective filing date of the ‘039 patent. Thus, Enhertu … patent because its invention antedated Seagen’s effective filing date, …

  • Patents vs. trade secrets in the age of AI robotics 14 Jan 2026 19:33 GMT

    patent term is limited to 20 years from the effective filing date … of the patent. Once the term … subsequent examination by the Patent Office, including potentially … an alternative to patent protection. Unlike patents, there is no …

  • Vidac Pharma Receives Notice of Issuance from USPTO for One of Its Core Patents 12 Jan 2026 10:13 GMT

    … from the United States Patent and Trademark Office (USPTO … of its core patents. The granted patent provides protection for … Pharma, stated: “This patent issuance represents an important … patent provides protection for up to 20 years from the filing date

  • Ex Parte PTAB Decisions Rein In Obviousness-Type Double Patenting Rejections 10 Jan 2026 03:51 GMT

    … pending application with a later patent term filing date, finding that the later … -expiring patents/;application were not proper … cited claims had an earlier filing date and earlier expiration date than …

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