Patent 12239914

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. 2026-01-09 · recorded 2026-01-23 · reel K0243/0518 · Assignment

    CHE, XiaolingHONG KONG ZHAN TENG JIADA TECHNOLOGY LIMITED

    Correspondent: · ScienBiziP

    transfer-to-asserter

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

  • Xiaoling CHE: The patent lists a single inventor, Xiaoling CHE. The original assignee is listed as "Individual," indicating that at the time of filing, the inventor held the rights to the invention directly rather than assigning them to an employer.

Original Assignee

  • Xiaoling CHE: The patent was originally assigned to the inventor, an individual. There is no evidence that this entity developed or sold a product embodying the claims of the patent.

Assignment Timeline

A search of the USPTO Patent Assignment Database for US Patent 12,239,914 reveals the following ownership transfer:

  • 2026-01-09 (executed) / recorded 2026-01-23 — Reel K0243/0518
    • Conveyance: ASSIGNMENT OF ASSIGNOR'S INTEREST
    • Assignor: CHE, Xiaoling
    • Assignee: HONG KONG ZHAN TENG JIADA TECHNOLOGY LIMITED
    • Correspondent: ScienBiziP, PC, 550 South Hope Street, Suite 2825, Los Angeles, CA 90071
    • Context: The patent was transferred from the original inventor to a Hong Kong-based corporate entity approximately ten months after its grant date.

Timeline Diagram

timeline
    title Ownership of US 12239914
    2024 : Application filed
    2025 : Granted to Xiaoling CHE
    2026 : Assigned to Hong Kong Zhan Teng Jiada Technology Ltd

NPE / troll-pattern signals

  1. Shell-entity transfer: Present. The patent was transferred from its original inventor to Hong Kong Zhan Teng Jiada Technology Ltd.. This entity has no discernible public presence, products, or services, suggesting it was established primarily for holding and monetizing patent assets. This is a common pattern for non-practicing entities (NPEs).

  2. Known asserter in the chain: Not present. The current assignee, Hong Kong Zhan Teng Jiada Technology Ltd., does not appear on publicly available lists of frequent patent asserters maintained by RPX or Unified Patents at this time.

  3. Repeat correspondent across the chain: Not present. Only one assignment has been recorded, so no pattern of correspondent reuse can be established.

  4. Cascading transfers: Not present. Only one assignment has been recorded.

  5. Pre-litigation transfer: Unclear. The assignment was recorded on January 23, 2026. As of May 13, 2026, no litigation involving this patent has been identified. However, the transfer from an individual to a corporate entity post-issuance is a common preparatory step for an assertion campaign.

  6. Bankruptcy fire-sale: Not present. The assignment was from the original inventor.

  7. Privateering: Not present. The original assignee was an individual inventor, not an operating company.

  8. Defensive aggregator (anti-NPE): Not present. The assignee is not a known defensive aggregator.

Verdict

NPE — moderate confidence

The transfer of this patent from the individual inventor to a non-operating foreign entity, Hong Kong Zhan Teng Jiada Technology Ltd., ten months after grant is a strong indicator that the patent was acquired for monetization purposes rather than to protect a product line (Reel K0243/0518). While the assignee is not yet a known litigant, this pattern of acquisition is highly characteristic of non-practicing entities building a portfolio for future assertion.

A live search of the assignment records can be viewed here: USPTO Patent Assignment Search for US Pat. 12239914

Generated 5/13/2026, 12:07:43 AM