Patent 8524300

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. 2012-05-03 · reel 028153/0433 · ASSIGNMENT OF ASSIGNORS INTEREST

    DIAMOND, SIDNEY; LISOWSKI, DAVIDIMAGININGS 3, INC., ILLINOIS

    internal reorg

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

  • Sidney Diamond (Imaginings 3 Inc)
  • David Lisowski (Imaginings 3 Inc)

No unusual patterns noted; both inventors are associated with the original assignee.

Original assignee

The original assignee, Imaginings 3 Inc, is named on the issued patent. Their primary line of business appears to be novelty confectionery devices, as suggested by the patent's subject matter. Based on the "Active" legal status and anticipated expiration in 2032-05-03, Imaginings 3 Inc appears to be an operating company. There is no information within the patent document to determine if they shipped a product embodying the claims.

Assignment timeline

  • 2012-05-03 (executed) / recorded 2012-05-03 — Reel 028153/0433
    • Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST
    • Assignor: DIAMOND, SIDNEY; LISOWSKI, DAVID
    • Assignee: IMAGININGS 3, INC., ILLINOIS
    • Correspondent: NOT RECORDED. This is the initial assignment from the inventors to the original assignee.
    • Context: Internal reorg

No other assignments for US8524300 were found on the USPTO Patent Assignment Search database.

Timeline diagram

timeline
    title Ownership of US 8524300
    2012 : Inventors assigned to Imaginings 3 Inc
    2013 : Issued to Imaginings 3 Inc

NPE / troll-pattern signals

  1. Shell-entity transfer — not present. The only recorded assignment is from the inventors to the original operating company, Imaginings 3 Inc.
  2. Known asserter in the chain — not present. Imaginings 3 Inc is not identified as a known asserter.
  3. Repeat correspondent across the chain — not present. Only one assignment is recorded, and no correspondent information is provided for it.
  4. Cascading transfers — not present. Only one assignment is recorded.
  5. Pre-litigation transfer — not present. There is no record of litigation involving this patent.
  6. Bankruptcy fire-sale — not present. No indication of bankruptcy for Imaginings 3 Inc.
  7. Privateering — not present. No evidence to suggest this pattern.
  8. Defensive aggregator (anti-NPE) — not present. The patent is still held by the original assignee.

Verdict

Insufficient data (only the original assignment). Only one assignment is recorded, which is the initial transfer from the inventors to the original operating assignee, Imaginings 3 Inc (Reel 028153/0433, executed and recorded 2012-05-03). There are no subsequent assignments to analyze for NPE-related signals.

Verification: https://assignmentcenter.uspto.gov/

Generated 5/20/2026, 6:01:38 PM