Patent 10814058

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. 2017-12-21 · recorded 2017-12-26 · reel 044487/0011 · Assignment

    OU YANG, HSING; SHIH, HSUAN HAO; YANG, TA CHIEHAVITA CORPORATION

    Correspondent: · PRO-INTELLIGENCE ATTORNEYS AT LAW

    Original assignment from inventors to the corporate entity.

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

  • Hsing Ou Yang (Avita Corp) [cite: US10814058B2]
  • Hsuan Hao Shih (Avita Corp) [cite: US10814058B2]
  • Ta Chieh Yang (Avita Corp) [cite: US10814058B2]

All named inventors were associated with Avita Corp at the time of filing.

Original assignee

The original assignee is Avita Corp. [cite: US10814058B2] Avita Corp (also referred to as AViTA Corporation) engages in the research, development, manufacturing, and sales of home healthcare products, including nasal aspirators, thermometers, and blood pressure monitors. They produce a "Nasal Aspirator" as part of their product line. AViTA Corporation was founded in 1996 and is headquartered in New Taipei City, Taiwan, and is publicly traded on the TPEX stock exchange (4735). It is an operating company.

Assignment timeline

USPTO Assignment Search

As of June 22, 2026, a search of the USPTO Assignment Center for US patent 10814058 reveals the following assignment record:

  • 2017-12-21 (executed) / recorded 2017-12-26 — Reel 044487/0011
    • Conveyance: Assignment
    • Assignor: OU YANG, HSING; SHIH, HSUAN HAO; YANG, TA CHIEH
    • Assignee: AVITA CORPORATION
    • Correspondent: PRO-INTELLIGENCE ATTORNEYS AT LAW, L.L.C.
    • Context: Original assignment from inventors to the corporate entity.

Timeline diagram

timeline
    title Ownership of US 10814058
    2017 : Assigned to Avita Corporation
    2020 : Issued to Avita Corporation

NPE / troll-pattern signals

  1. Shell-entity transfer — not present. The patent was assigned from the inventors to Avita Corporation, an operating company.
  2. Known asserter in the chain — not present. Avita Corporation is an operating company, not a known NPE.
  3. Repeat correspondent across the chain — unclear. Only one assignment is recorded, so no recurrence can be observed.
  4. Cascading transfers — not present. Only one assignment is recorded.
  5. Pre-litigation transfer — not present. No litigation has been identified, and only the initial assignment from inventors to the original assignee is recorded.
  6. Bankruptcy fire-sale — not present. No indication of Avita Corporation filing for bankruptcy.
  7. Privateering — not present. No evidence suggests a privateering arrangement.
  8. Defensive aggregator (anti-NPE) — not present. The patent is held by an operating company, not a defensive aggregator.

Verdict

Operating-company assertion. The patent was initially assigned from the inventors to Avita Corporation (Reel 044487/0011), which is a manufacturing and sales company for home healthcare products including nasal aspirators. No further assignments indicating a transfer to a shell entity or known NPE are recorded. You can verify this information at the USPTO Assignment Center by searching for patent number 10814058.

Generated 6/22/2026, 6:01:25 PM