Patent 12156508
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
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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 (1)
Group view →Specific litigation cases in our database that name US patent 12156508. The free-form analysis below may also discuss cases beyond this list.
- Zhende Tech et al. v. Swift Paws Incfiled Apr 21, 202626-1709Court of Appeals for the Federal CircuitOpen
Defendants: Swift Paws Inc
Other patents asserted: 10609904
The accused product is a lure chasing system that uses pulleys to move an object attached to a line.
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
Litigation History of U.S. Patent No. 12,156,508
As of April 26, 2026, U.S. Patent No. 12,156,508 is involved in at least one known legal case. Details of the litigation are as follows:
Case Title: Swift Paws, Inc. v. Zhende Tech, et al.
- Plaintiff: Swift Paws, Inc.
- Defendant: Zhende Tech and other defendants as listed in "Schedule A" of the complaint.
- Jurisdiction: U.S. District Court for the Middle District of Florida.
- Case Number: 6:26-cv-00259.
- Filing Date: January 30, 2026.
- Current Status: The case is currently active. Swift Paws, Inc. has alleged infringement of U.S. Patent Nos. 12,156,508 and 10,609,904, which relate to looping lure systems for pet toys. The court granted a motion by Swift Paws, Inc. to convert a temporary restraining order into a preliminary injunction against the defendant, Zhende Tech, on April 3, 2026. Subsequently, Zhende Tech filed an interlocutory appeal to the U.S. Court of Appeals for the Federal Circuit on April 8, 2026.
Generated 5/10/2026, 2:21:26 PM