ReexamLink By Tim Bianchi

ReexamLink By Tim Bianchi

Patent Prosecution | Litigation | Post-Grant Proceedings

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  • Laches for Thee, But Not for Patentee; (un)Settled Expectations in Patent EnforcementAugust 21, 2025
    In the world of patent law, equity sometimes feels like a one-way street. For patent owners enforcing their rights in court, the defense of laches—essentially, “you waited too long”—has been significantly curtailed, thanks to a recent Supreme Court decision. Yet, when it comes to challenging those same patents at the Patent Trial and Appeal Board (PTAB), a new doctrine is emerging that punishes petitioners for delays in challenging patents. This “settled expectations” doctrine, pronounced by the USPTO… Read more: Laches for Thee, But Not for Patentee; (un)Settled Expectations in Patent Enforcement

More Posts

  • PTAB PRPS Trials Portal Gets Software Improvements


  • New Petitions Filed for AIA Inter Partes Reviews and Covered Business-Method Patent Reviews


  • Parallel Litigation and PTAB Review Create Complex Interplay of Patentability and Validity


  • Liberty Mutual Covered Business Method Patent Review Petition Tailored to Address Prior Art “Mischaracterized” During Reexamination


  • More Inter Partes Patent Reviews Filed on the PTAB PRPS


  • Docketing Tip for Post-Issuance Reviews on the Patent Review Processing System (PRPS)


  • Comparative Study of Post Issuance Review Options


  • PTAB Patent Review Processing System (PRPS) Update


  • PTAB PRPS Day Three Filings: 2 IPRs and 1 CBM


  • More IPR Filings on Day 2

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