Patent 11389026

Assignment history

Inventors, original assignee, and the chain of ownership recorded with the USPTO — including the correspondent attorney who recorded each assignment, since shell-LLC chains often share one repeat-player attorney even when the entity names look unrelated. Surfaces NPE / patent-troll patterns: shell-entity transfers, known asserters in the chain, repeat correspondent fingerprints, pre-litigation assignments, and bankruptcy fire-sales.

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Ownership chain (1)

Asserters network →

Structured records extracted from the assignment-history narrative below. Each entity links to its full ownership-network profile.

  1. 2023-07-20 · reel 059904/0733 · Security Agreement

    SHARKNINJA OPERATING LLCBANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT

    Correspondent: · NIXON PEABODY

    securitization

Assignment history

Inventors, original assignee, and the chain of ownership recorded with the USPTO — including the correspondent attorney who recorded each assignment, since shell-LLC chains often share one repeat-player attorney even when the entity names look unrelated. Surfaces NPE / patent-troll patterns: shell-entity transfers, known asserters in the chain, repeat correspondent fingerprints, pre-litigation assignments, and bankruptcy fire-sales.

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Inventors

  • Christopher T. Martin (Sharkninja Operating LLC)
  • Thomas Guerin (Sharkninja Operating LLC)
  • Roger Neil Jackson (Sharkninja Operating LLC)
  • Joshua D. Anthony (Sharkninja Operating LLC)
  • Kerry Schwarz (Sharkninja Operating LLC)
  • Michaela Dubeau (Sharkninja Operating LLC)

Original assignee

Sharkninja Operating LLC. They ship products embodying the claims, primarily in the home appliance sector, including kitchenware and cleaning systems. Sharkninja Operating LLC is an active, operating company.

Assignment timeline

  • 2023-07-20 (executed) / recorded 2023-07-20 — Reel 059904/0733
    • Conveyance: Security Agreement
    • Assignor: Sharkninja Operating LLC
    • Assignee: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
    • Correspondent: NIXON PEABODY LLP, 799 9th Street, NW, Suite 500, Washington, DC, 20001. This correspondent recurs on other patents tracked on this site for various entities.
    • Context: Securitization of intellectual property assets.

The USPTO Assignment Center search page is available at https://assignmentcenter.uspto.gov/

Timeline diagram

timeline
    title Ownership of US 11389026
    2021 : Filed by Sharkninja Operating LLC
    2022 : Issued to Sharkninja
    2023 : Security agreement to Bank of America

NPE / troll-pattern signals

  1. Shell-entity transfer — not present. The sole assignee beyond the original is Bank of America, N.A., acting as an administrative agent in a security agreement, not a licensing or holding company.
  2. Known asserter in the chain — not present. Neither Sharkninja Operating LLC nor Bank of America, N.A. (in this context) are known NPEs.
  3. Repeat correspondent across the chain — unclear. NIXON PEABODY LLP appears as the correspondent for the security agreement. While this firm handles patent work for a variety of entities, its single appearance in this specific chain does not constitute a "repeat" within the chain itself.
  4. Cascading transfers — not present. There is only one recorded assignment in the chain since issuance.
  5. Pre-litigation transfer — unclear. While there is litigation associated with this patent family, the security agreement (Reel 059904/0733, dated 2023-07-20) does not appear to be a direct precursor to an assertion suit by Bank of America, N.A. The litigation listed is against Sharkninja Operating LLC.
  6. Bankruptcy fire-sale — not present. Sharkninja Operating LLC is an active operating company.
  7. Privateering — not present. No evidence suggests a transfer to an NPE for assertion on Sharkninja's behalf.
  8. Defensive aggregator (anti-NPE) — not present. The chain does not terminate at a known defensive aggregator.

Verdict

Operating-company assertion. The patent remains with Sharkninja Operating LLC, an active operating company that manufactures products. The only recorded assignment is a security agreement to Bank of America, N.A., which is a common financial transaction for operating companies to secure assets, not a transfer for assertion.

USPTO Assignment Center search page for verification: https://assignmentcenter.uspto.gov/patent/index.html?#patentNumberSearch (search US11389026)

Generated 5/24/2026, 6:45:32 AM