Patent 11656067

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

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PTAB activity (1)

AIA trial proceedings — IPR, PGR, CBM — filed at the USPTO Patent Trial and Appeal Board against this patent. Sourced directly from the PTAB Trial API.

1 active
  • IPR2026-00233IPRfiled Jan 26, 2026vs. Klein Tools, Inc. et al.Pending

Cached for 24 hours. Status strings are sourced verbatim from the PTAB API; the colored badge is our heuristic classification.

Cases on file (2)

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Specific litigation cases in our database that name US patent 11656067. The free-form analysis below may also discuss cases beyond this list.

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

✓ Generated

US Patent 11656067, titled "Tape measure with tape blade profile increasing tape standout," is involved in the following litigation:

1. District Court Case: Milwaukee Electric Tool Corporation v. Klein Tools, Inc.

  • Plaintiff(s): Milwaukee Electric Tool Corporation
  • Defendant(s): Klein Tools, Inc.
  • Jurisdiction: Illinois Northern District Court
  • Case Number: 1:25-cv-04689
  • Filing Date: April 29, 2025
  • Status: The case is currently ongoing. Milwaukee Tool alleges that several Klein Tools tape measures (models 9225, 9125AL, and 9125) infringe upon the '067 patent by copying key design elements related to tape standout. Milwaukee Tool is seeking a permanent injunction and damages.

2. Patent Trial and Appeal Board (PTAB) Case: IPR2026-00233

  • Petitioner: Klein Tools, Inc.
  • Patent Owner: Milwaukee Electric Tool Corporation (implied, as they are the patent owner of US11656067)
  • Jurisdiction: Patent Trial and Appeal Board (PTAB) of the USPTO
  • Case Number: IPR2026-00233
  • Filing Date: While the exact filing date of the IPR petition is not explicitly stated in the provided snippets, the case number IPR2026-00233 indicates it was filed in fiscal year 2026.
  • Status: This is an Inter Partes Review (IPR) proceeding. It is a co-pending litigation related to the district court case, where Klein Tools, as the Petitioner, is likely challenging the validity of US patent 11656067.

Generated 5/28/2026, 6:45:31 PM