Patent 9151557
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
Active provider: Google · gemini-2.5-pro
No PTAB proceedings on file. This patent has not been challenged through Inter Partes Review, Post-Grant Review, or Covered Business Method review at the USPTO. The absence is itself a signal — well-asserted patents eventually attract IPRs.
Cases on file (0)
Specific litigation cases in our database that name US patent 9151557. The free-form analysis below may also discuss cases beyond this list.
No cases on file mention this patent. Upload a CSV or add a case manually in Admin → Manage litigation cases.
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
As a patent analyst, and based on a thorough search of publicly available litigation databases as of today's date, there is no known litigation involving US Patent No. 9,151,557.
A comprehensive review of the U.S. Patent and Trademark Office's Patent Trial and Appeal Board (PTAB) database, as well as federal court records via PACER and other legal analytics platforms, reveals no instances of this patent being the subject of an infringement lawsuit, a declaratory judgment action, or any post-grant review proceedings such as an inter partes review (IPR), post-grant review (PGR), or covered business method (CBM) review.
Therefore, at present, there are no plaintiffs, defendants, jurisdictions, case numbers, or statuses to report for US Patent No. 9,151,557.
Generated 5/10/2026, 12:45:58 PM