Patent 9191180

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. 2013-11-27 · reel 031405/0285 · ASSIGNMENT OF ASSIGNORS INTEREST

    KIM, MIN GYU; AHN, JOON KUI; SEO, DONG YOUN; SEO, HAN BYUL; YANG, SUCK CHELLG ELECTRONICS INC.

    Correspondent: · BIRCH STEWART KOLASCH & BIRCH

    Transfer of inventor rights to the original corporate assignee

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

  • Dong Youn Seo (LG Electronics Inc.)
  • Min Gyu Kim (LG Electronics Inc.)
  • Han Byul SEO (LG Electronics Inc.)
  • Joon Kui Ahn (LG Electronics Inc.)
  • Suck Chel Yang (LG Electronics Inc.)

Original assignee

LG Electronics Inc. is the original assignee. LG Electronics Inc. is a multinational electronics company that manufactures and ships a wide range of products, including mobile phones, televisions, home appliances, and vehicle components. They are an operating company. LG Electronics Inc. is currently operating.

Assignment timeline

The USPTO Patent Assignment Search shows one assignment record for US9191180:

  • 2013-11-27 (executed) / recorded 2013-11-27 — Reel 031383/0947
    • Conveyance: Assignment of Assignors Interest
    • Assignor: KIM, MIN GYU; AHN, JOON KUI; SEO, DONG YOUN; SEO, HAN BYUL; YANG, SUCK CHEL
    • Assignee: LG ELECTRONICS INC.
    • Correspondent: BIRCH STEWART KOLASCH & BIRCH, LLP (address not specified, but firm is a known patent prosecution firm).
    • Context: Internal reorg (assignment from individual inventors to the corporate entity).

Timeline diagram

timeline
    title Ownership of US 9191180
    2012 : Application filed by LG Electronics Inc
    2013 : Assigned to LG Electronics Inc
    2015 : Issued to LG Electronics Inc

NPE / troll-pattern signals

  1. Shell-entity transfer — not present. The sole assignee, LG Electronics Inc., is a well-established operating company that manufactures and sells products. The assignment is from the inventors to this operating company.
  2. Known asserter in the chain — not present. LG Electronics Inc. is not identified as a known NPE.
  3. Repeat correspondent across the chain — not present. Only one assignment is recorded, and the correspondent, BIRCH STEWART KOLASCH & BIRCH, LLP, is a standard patent prosecution firm.
  4. Cascading transfers — not present. Only one assignment is recorded, from the inventors to the original assignee.
  5. Pre-litigation transfer — not present. There are no recorded infringement suits for this patent, and the assignment occurred well before the patent's issuance.
  6. Bankruptcy fire-sale — not present. There is no indication that LG Electronics Inc. has filed for bankruptcy.
  7. Privateering — not present. There is no evidence to suggest this patent was transferred to an NPE for assertion on behalf of LG Electronics Inc.
  8. Defensive aggregator (anti-NPE) — not present. The patent is currently assigned to LG Electronics Inc., which is not a defensive aggregator.

Verdict

Insufficient data (only the original assignment). The single recorded assignment is from the individual inventors to LG Electronics Inc., the original operating company assignee. There are no subsequent transfers or other signals that would indicate NPE activity.

USPTO Patent Assignment Search for US9191180

Generated 5/29/2026, 8:58:17 PM