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.

Assignment history

Inventors

Eric Debes: Intel Corp
William W. Macy: Intel Corp
Jonathan J. Tyler: Intel Corp

All inventors were employed by Intel Corp at the time of filing, as Intel Corp is listed as the original assignee and the entity that filed the application.

Original assignee

The original assignee is Intel Corp. Intel Corp designs and manufactures microprocessors, chipsets, and other computing and communications components. They have shipped and continue to ship products, such as CPUs with SIMD instruction sets, that embody the claims described in US7624138, which relates to efficient integer transforms for multimedia processing. Intel Corp is currently an operating company.

Assignment timeline

A search of the USPTO Assignment Center for patent number US7624138 yielded no recorded assignments. The Google Patents record shows an assignment to Intel Corporation on 2004-07-02 (Reassignment), where the assignors were the inventors Eric Debes, William W. Macy, and Jonathan J. Tyler. This is a common practice where inventors assign their rights to their employer and is not a post-issuance transfer to a third party. Therefore, there are no post-issuance assignments recorded for this patent in the USPTO Assignment Center.

Timeline diagram

timeline
    title Ownership of US 7624138
    2003 : Filed by Intel Corp
    2009 : Issued to Intel Corp

NPE / troll-pattern signals

Shell-entity transfer - Not present. There are no recorded transfers from Intel Corp to a shell entity.
Known asserter in the chain - Not present. There is no indication of any known patent asserter (NPE) in the ownership chain.
Repeat correspondent across the chain - Not present. With no post-issuance assignments, there is no recurring correspondent.
Cascading transfers - Not present. No transfers are recorded.
Pre-litigation transfer - Not present. No transfers are recorded, and the patent has expired.
Bankruptcy fire-sale - Not present. Intel Corp remains an operating company.
Privateering - Not present. No transfers or assertion patterns suggest privateering.
Defensive aggregator (anti-NPE) - Not present. The patent remains with the original operating company, Intel Corp, as of its expiration.

Verdict

Insufficient data. There are no recorded post-issuance assignments in the USPTO Assignment Center for US7624138. The patent was granted to and remained with the original operating company, Intel Corp, until its expiration in 2024. Therefore, no NPE or patent troll patterns can be identified from assignment records.

USPTO Assignment Center Search for US7624138