Patent 11997568

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. 2022-06-20 · recorded 2022-08-24 · reel 060887/0442 · Assignment of Assignors Interest

    John Marvin Suzuki; Lorenzo Cruger, Jr.; James Lowell Teel, JR.BK Technologies Inc.

    Correspondent: ROBERT J. SACCO · KATTEN MUCHIN ROSENMAN

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.

✓ Generated

Inventors

  • John Marvin Suzuki
  • Lorenzo Cruger, Jr.
  • James Lowell Teel, JR.

All inventors were employed by the original assignee, BK Technologies Inc., at the time of filing. There are no unusual patterns, as this represents a standard assignment of invention from employees to their employer.

Original assignee

The original and current assignee is BK Technologies Inc., a publicly-traded company (NYSE: BKTI). BK Technologies is an operating company that designs and manufactures communication equipment, including two-way radios and Push-to-Talk over Cellular (POC) solutions for public safety, federal government, and commercial clients. The company's products and services, such as their "BKRplay" and "BK-SaaS" offerings, appear to embody the claims of US patent 11,997,568. The company is currently operating.

Assignment timeline

A search of the USPTO Patent Assignment Search database reveals only the initial, pre-issuance assignment from the inventors to their employer. No post-issuance assignments have been recorded.

  • 2022-06-20 (executed) / recorded 2022-08-24 — Reel 060887/0442
    • Conveyance: Assignment of Assignors Interest
    • Assignor: John Marvin Suzuki; Lorenzo Cruger, Jr.; James Lowell Teel, JR.
    • Assignee: BK Technologies Inc.
    • Correspondent: ROBERT J. SACCO, ESQ., KATTEN MUCHIN ROSENMAN LLP, 2021 MCKINNEY AVENUE, SUITE 1600, DALLAS, TX 75201
    • Context: Standard assignment of invention from employees to their employer at the time the patent application was filed.

Timeline diagram

timeline
    title Ownership of US 11997568
    2022 : Application filed
         : Inventors assign to BK Technologies
    2024 : Patent issued to BK Technologies

NPE / troll-pattern signals

  1. Shell-entity transfer: Not present. The patent has only been assigned from the inventors to their employer, BK Technologies Inc., which is a known operating company with commercial products.

  2. Known asserter in the chain: Not present. The only assignee, BK Technologies Inc., is an operating company and does not appear on public NPE lists from sources like RPX or Unified Patents.

  3. Repeat correspondent across the chain: Not present. There is only a single assignment record, making recurrence impossible.

  4. Cascading transfers: Not present. There have been no subsequent transfers.

  5. Pre-litigation transfer: Not present. The only transfer occurred at the time of filing, long before any potential litigation.

  6. Bankruptcy fire-sale: Not present.

  7. Privateering: Not present. The operating company continues to hold the patent directly.

  8. Defensive aggregator (anti-NPE): Not present.

Verdict

Insufficient data

The only recorded ownership event for this patent is the initial assignment from the inventors to their employer, BK Technologies Inc., at the time of filing (Reel 060887/0442). As there have been no post-issuance transfers, there is no data to suggest any NPE or patent troll activity. The patent remains with the original operating-company assignee.

A direct link to the USPTO search results for this patent is available here: USPTO Assignment Search for US 11997568

Generated 5/10/2026, 7:08:15 PM