Patent Assignment
Reel/Frame 073438/0880
Assignment of Assignor's Interest
Recorded: 2026-01-12
Pages: 14
Assignor
ST PORTFOLIO HOLDINGS, LLC
Executed: 2024-06-12
Assignee
ST R&DTECH, LLC
9501 JAGGED CREEK CT, DELRAY BEACH, FLORIDA, 33446
Covered Property
(1)
Method and Apparatus for in-Ear Canal Sound Suppression
Application:
18/985,018 →
Publication:
US 2025/0119499
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 12, 2026
From: GOLDSTEIN, STEVEN W.; USHER, JOHN; BOILLOT, MARC ANDRE; MCINTOSH, JASON DARRELL
To: PERSONICS HOLDINGS, INC.
Reel/Frame 073437/0797 →
Assignment of Assignor's Interest
Jan 12, 2026
From: PERSONICS HOLDINGS, INC.
To: PERSONICS HOLDINGS, LLC
Reel/Frame 073437/0901 →
Assignment of Assignor's Interest
Jan 12, 2026
From: PERSONICS HOLDINGS, INC.; PERSONICS HOLDINGS, LLC
To: DM STATON FAMILY LIMITED PARTNERSHIP
Reel/Frame 073438/0341 →
Assignment of Assignor's Interest
Jan 12, 2026
From: DM STATON FAMILY LIMITED PARTNERSHIP
To: STATON TECHIYA, LLC
Reel/Frame 073438/0580 →
Assignment of Assignor's Interest
Jan 12, 2026
From: STATON TECHIYA, LLC
To: ST PORTFOLIO HOLDINGS, LLC
Reel/Frame 073438/0691 →
Merger
May 9, 2026
From: ST CASE1TECH, LLC; ST CASESTECH, LLC; ST FAMTECH, LLC; ST R&DTECH, LLC
To: ST PORTFOLIO HOLDINGS, LLC
Reel/Frame 075533/0472 →