Patent 10894503

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 (5)

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Specific litigation cases in our database that name US patent 10894503. 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.

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US Patent 10894503, titled "Detector controlled headlight system," has been involved in several litigation cases.

Here is a summary of the known litigation:

District Court Cases:

  • Torchlight Techs. LLC v. Daimler AG et al.

    • Plaintiff(s): Torchlight Techs. LLC
    • Defendant(s): Daimler AG et al. (Volkswagen Group of America, Inc. was voluntarily dismissed without prejudice from this action on September 23, 2022)
    • Jurisdiction: Delaware District Court
    • Case Number: 1:22-cv-00751
    • Filing Date: June 7, 2022
    • Status: Pending

  • Torchlight Techs. LLC v. General Motors LLC et al.

    • Plaintiff(s): Torchlight Techs. LLC
    • Defendant(s): General Motors LLC et al.
    • Jurisdiction: Delaware District Court
    • Case Number: 1:22-cv-00752
    • Filing Date: June 7, 2022
    • Status: Pending

Patent Trial and Appeal Board (PTAB) Inter Partes Review (IPR) Cases:

  • Volkswagen Group of America, Inc., v. Yechezkal Evan Spero

    • Petitioner: Volkswagen Group of America, Inc.
    • Patent Owner: Yechezkal Evan Spero
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2023-00328
    • Status: Final Written Decision (per Google Patents and Unified Patents data), but listed as pending in a document from February 2025.

  • Volkswagen Group of America, Inc., v. Yechezkal Evan Spero

    • Petitioner: Volkswagen Group of America, Inc.
    • Patent Owner: Yechezkal Evan Spero
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2023-00335
    • Status: Final Written Decision (per Google Patents and Unified Patents data), but listed as pending in a document from February 2025.

  • Unified Patents, LLC v. Individual

    • Petitioner: Unified Patents, LLC (listed as "Petitioner:" under the case on Google Patents, and Unified Patents is a nonpracticing entity that files IPR petitions to benefit its paying customers)
    • Patent Owner: Individual (likely Yechezkal Evan Spero, the inventor and original assignee)
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2023-01026
    • Status: Final Written Decision

  • Mercedes-Benz USA, LLC v. Yechezkal Evan Spero

    • Petitioner: Mercedes-Benz USA, LLC
    • Patent Owner: Yechezkal Evan Spero
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2023-01027
    • Status: Final Written Decision (per Google Patents and Unified Patents data), but listed as pending in a document from February 2025.

  • Unified Patents, LLC v. Individual

    • Petitioner: Unified Patents, LLC
    • Patent Owner: Individual (likely Yechezkal Evan Spero)
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2023-00197
    • Status: Final Written Decision

  • Unified Patents, LLC v. Individual

    • Petitioner: Unified Patents, LLC
    • Patent Owner: Individual (likely Yechezkal Evan Spero)
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2023-01231
    • Status: Final Written Decision

  • Unified Patents, LLC v. Individual

    • Petitioner: Unified Patents, LLC
    • Patent Owner: Individual (likely Yechezkal Evan Spero)
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2023-01320
    • Status: Final Written Decision

  • Unified Patents, LLC v. Individual

    • Petitioner: Unified Patents, LLC
    • Patent Owner: Individual (likely Yechezkal Evan Spero)
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2023-01321
    • Status: Final Written Decision

Court of Appeals for the Federal Circuit (CAFC) Cases:

It appears that there are several cases related to US Patent 10894503 filed in the Court of Appeals for the Federal Circuit, though specific details regarding the plaintiffs, defendants, and underlying district court cases are not fully detailed in the provided information. These likely represent appeals from the PTAB IPR decisions or the Delaware District Court cases. The case numbers found are:

  • 25-1064
  • 25-1146
  • 25-1147
  • 25-1470
  • 25-1472

As of the current date, April 26, 2026, the status of these CAFC cases is not explicitly stated, beyond their listing as "litigation" on Google Patents. The Federal Circuit publishes opinions, orders, and judgments online, and all orders issued after 2012 are available through PACER.

Generated 7/8/2026, 12:45:47 AM