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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
04/03/1990
Application #:
07261953
Filing Dt:
10/24/1988
Inventors:
THOMAS A. LIPKIS, WILLIAM S. MARK, MELVIN W. PIRTLE
Title:
DESIGN SYSTEM USING VISUAL LANGUAGE
Assignment: 1
Reel/Frame:
004970/0539Recorded: 10/24/1988Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
10/21/1988
Exec Dt:
10/21/1988
Exec Dt:
10/21/1988
Assignee:
3102 DIABLO AVENUE
A CA CORP.
HAYWARD, CALIFORNIA 94545-2702
Correspondent:
KENNETH R. ALLEN
TOWSEND & TOWNSEND
STEUART STREET TOWER, ONE MARKET PLAZA
SAN FRANCISO, CA 94105
Assignment: 2
Reel/Frame:
005811/0098Recorded: 08/23/1991Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE ON 07/11/1991
Assignor:
Exec Dt:
07/08/1991
Assignee:
Correspondent:
TOWNSEND & TOWNSEND
379 LYTTON AVENUE
PALO ALTO, CALIFORNIA 94301
Assignment: 3
Reel/Frame:
006565/0075Recorded: 05/10/1993Pages: 5
Conveyance:
ASSIGNMENT OF COLLATERAL
Assignor:
Exec Dt:
05/10/1993
Assignees:
385 WASHINGTON STREET
ST. PAUL, MINNESOTA 55102
385 WASHINGTON STREET
2471 E. BAYSHORE ROAD, #520
PALO ALTO, CALIFORNIA 94303
Correspondent:
SALLY A. MORELLO
LAW OFFICES OF WILLIAM C. LEWIS
510 WAVERLEY STREET
PALO ALTO, CA 94301

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