Patent Assignment
Reel/Frame 039370/0463
Assignment of Assignor's Interest
Recorded: 2016-08-08
Pages: 4
Assignor
CARLSON, WILLIAM BRENDEN
Executed: 2013-04-29
Assignee
SEATTLE POLYMER COMPANY
700 NW 42ND STREET, SUITE 125, SEATTLE, WASHINGTON, 98107
Covered Property
(1)
Method of Producing Graphene from a Hydrocarbon Gas and Liquid Metal Catalysts
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 8, 2016
From: SEATTLE POLYMER COMPANY
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 039370/0488 →
Assignment of Assignor's Interest
Aug 8, 2016
From: CASASANTA, VINCENZO, III
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 039370/0518 →
Assignment of Assignor's Interest
Aug 8, 2016
From: WAN, FENG; ROBERTS, BRADLEY KIRK; LONDERGAN, TIMOTHY MARTIN
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 039370/0586 →
Security Interest
Jan 29, 2019
From: EMPIRE TECHNOLOGY DEVELOPMENT LLC
To: CRESTLINE DIRECT FINANCE, L.P.
Reel/Frame 048373/0217 →
Release of Security Interest in Patents, Recorded on January 29, 2019 at Reel 048373 Frame 0217
Sep 22, 2025
From: CRESTLINE DIRECT FINANCE, L.P., AS COLLATERAL AGENT
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 072936/0464 →