Invalidity dossier

US RE47720

Current assignee: Unified Patents

Added 6/15/2026, 12:01:45 AM

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Patent summary

Title, assignee, inventors, filing/issue dates, abstract, and a plain-language overview of the claims.

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US Patent RE47720, titled "Lithium Starter Battery And Solid State Switch Therefor," is a reissued patent. While a re-examination application (No. 90/016,011) for this patent was filed on March 14, 2026, and is currently assigned to an examiner for determination, the specifics of the reissued patent itself were not fully available in the search results.

Due to the nature of the available search results, a comprehensive summary of US patent RE47720 could not be definitively compiled from authoritative sources. Specifically, the following details were not directly found for the reissued patent RE47720:

  • Assignee: Not definitively identified.
  • Inventors: Not definitively identified.
  • Original Filing Date: Not definitively identified.
  • Issue Date: Not definitively identified.
  • Abstract: The full abstract of the reissued patent was not retrieved.
  • Plain-language overview of each independent claim: The full text of the independent claims of RE47720 was not retrieved.

The search results included information regarding a re-examination application for RE47720 (application number 90/016,011), with a filing date of March 14, 2026. This re-examination is currently in the "Assigned to Examiner for Determination" status.

CAFC 2026 Dockets:
A thorough search of CAFC 2026 dockets for patent RE47720 did not yield any specific results. Therefore, there is no authoritative information to suggest that US patent RE47720 is currently involved in any cases before the U.S. Court of Appeals for the Federal Circuit in 2026.

Generated 6/15/2026, 12:47:37 AM