Patent Assignment
Reel/Frame 004550/0574
Assignment of Assignors Interest.
Recorded: 1986-04-07
Pages: 2
Assignee
ZYCAD CORPORATION
3499 LEXINGTON AVENUE NORTH, A CORP. OF MINNESOTA, ST. PAUL., MINNESOTA, 55112
Covered Property
(1)
Concurrent Fault Simulation for Logic Designs
Patent:
4,769,817 →
Application:
06/824,541 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Jan 14, 1997
From: ZYCAD CORPORATION, A DE CORP.
To: COAST BUSINESS CREDIT, A DIVISION OF SOUTHERN PACIFIC THRIFT & LOAN ASSOCIATION, A CORP. OF CA
Reel/Frame 008222/0306 →
Assignment of Assignor's Interest
Sep 19, 1997
From: ZYCAD CORPORATION
To: IKOS SYSTEMS, INC.
Reel/Frame 008709/0341 →
Assignment of Assignor's Interest
Sep 21, 2005
From: IKOS SYSTEMS, INC.
To: MENTOR GRAPHICS CORPORATION
Reel/Frame 016561/0467 →