Patent Assignment
Reel/Frame 010957/0981
Assignment of Assignor's Interest
Recorded: 2000-06-27
Pages: 3
Assignor
DOYLE, MICHAEL D.
Executed: 2000-06-21
Assignee
PROOFSPACE, INC.
10 EAST ONTARIO STREET, CHICAGO, ILLINOIS, 60611
Covered Property
(1)
Method and System for Transient Key Digital Time Stamps
Patent:
6,381,696 →
Application:
09/158,592 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Bill of Sale
Jun 10, 2002
From: DEVELOPMENT SPECIALISTS, INC.
To: DFS LINKAGES, INC.
Reel/Frame 012973/0145 →
Trust Agreement and Assignment for the Benefit of Creditors of Proofspace Incorporated
Jun 10, 2002
From: PROOFSPACE INCORPORATED
To: DEVELOPMENT SPECIALISTS, INC.
Reel/Frame 012973/0282 →
Security Agreement
Nov 29, 2006
From: DFS LINKAGES, INC.
To: THI INCORPORATED
Reel/Frame 018552/0641 →
Assignment of Assignor's Interest
Feb 6, 2018
From: DFS LINKAGES, INC.
To: DOYLE, MICHAEL D.
Reel/Frame 044845/0027 →
Release of Security Interest
Feb 6, 2018
From: THI INCORPORATED
To: DFS LINKAGES, INC.
Reel/Frame 045261/0842 →