Patent Assignment
Reel/Frame 008479/0181
Assignment of Assignor's Interest
Recorded: 1997-04-28
Pages: 5
Assignor
VIRTUAL MACHINE WORKS, INC.
Executed: 1997-04-18
Assignee
IKOS SYSTEMS, INC.
19050 PRUNERIDGE AVENUE, CUPERTINO, CALIFORNIA, 95014
Covered Properties
(6)
Programmable Multiplexing Input/Output Port
Application:
08/333,131 →
Pipe-Lined Static Router and Scheduler for Configurable Logic System Performing Simultaneous Communications and Computation
Patent:
5,659,716 →
Application:
08/344,723 →
Transition Analysis and Circuit Resynthesis Method and Device for Digital Circuit Modeling
Patent:
5,649,176 →
Application:
08/513,605 →
Logic Analysis System for Logic Emulation Systems
Patent:
5,802,348 →
Application:
08/574,259 →
Circuit Partitioning Technique for Use with Multiplexed Inter- Connections
Patent:
5,854,752 →
Application:
08/588,649 →
Programmable Multiplexing Input/Output Port
Patent:
5,847,578 →
Application:
08/780,527 →
Related Assignments
(10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 6, 1995
From: SELVIDGE, CHARLES W.; AGARWAL, ANANT; BABB, JONATHAN; DAHL, MATTHEW L.
To: VIRTUAL MACHINE WORKS, INC.
Reel/Frame 007314/0192 →
Assignment of Assignor's Interest
Apr 17, 1995
From: NOAKES, MICHAEL D.; SELVIDGE, CHARLES W.; AGARWAL, ANANT; BABB, JONATHAN
To: VIRTUAL MACHINES WORKS, INC.
Reel/Frame 007468/0812 →
Assignment of Assignor's Interest
Aug 10, 1995
From: SELVIDGE, CHARLES W.; DAHL, MATTHEW L.
To: VIRTUAL MACHINE WORKS, INC.
Reel/Frame 007625/0273 →
Assignment of Assignor's Interest
Dec 18, 1995
From: STEWART, WILLIAM K.; SELVIDGE, CHARLES W.; CROUCH, KENNETH; WONG, MARINA
To: VIRTUAL MACHINGE WORKS, INC.
Reel/Frame 007808/0290 →
Assignment of Assignor's Interest
May 20, 1996
From: AGARWAL, ANANT
To: VIRTUAL MACHINE WORKS
Reel/Frame 007958/0232 →
Assignment of Assignor's Interest
Jun 29, 1998
From: VIRTUAL MACHINE WORKS
To: IKOS SYSTEMS, INC.
Reel/Frame 009278/0322 →
Assignment of Assignor's Interest
Oct 28, 1998
From: AGARAWAL, ANANT (FOR VIRTUAL MACHINE WORKS)
To: IKOS SYSTEMS, INC.
Reel/Frame 009553/0896 →
Merger
Jul 26, 1999
From: VIRTUAL MACHINE WORKS, INC.
To: IKOS SYSTEMS, INC.
Reel/Frame 010113/0615 →
Merger
Feb 12, 2001
From: VIRTUAL MACHINE WORKS, INC.
To: IKOS SYSTEMS, INC.
Reel/Frame 011521/0648 →
Assignment of Assignor's Interest
Sep 21, 2005
From: IKOS SYSTEMS, INC.
To: MENTOR GRAPHICS CORPORATION
Reel/Frame 016561/0467 →