Patent Assignment
Reel/Frame 004493/0838
Assignment of Assignors Interest.
Recorded: 1986-01-06
Pages: 1
Assignor
SYSTEM DEVELOPMENT CORPORATION, A CORP. OF DE.
Executed: 1985-12-17
Covered Properties
(4)
Method and Means Using Digital Data Processing Means for Locating Representations in a Stored Textual Data Base
Patent:
4,495,566 →
Application:
06/307,093 →
Locating Digital Coded Words Which Are Both Aceptable Misspellings and Inflections of Digital Coded Query Words
Patent:
4,499,553 →
Application:
06/307,571 →
Digital Data Processing Method and Means for Word Classification by Pattern Analysis
Patent:
4,471,459 →
Application:
06/307,631 →
System for Compressed Storage of 8-Bit Ascii Bytes Using Coded Strings of 4-Bit Nibbles
Patent:
4,597,057 →
Application:
06/336,413 →
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Dec 31, 1981
From: SNOW, CRAIG A.
To: SYSTEM DEVELOPMENT CORPORATION, A CORP. OF DE
Reel/Frame 003972/0532 →
Assignment of Assignors Interest.
Feb 26, 1982
From: DICKINSON, ROBERT V.; GALIE, LOUIS M.
To: SYSTEM DEVELOPMENT CORPORATION, A CORP. OF DE.
Reel/Frame 003953/0763 →
Assignment of Assignors Interest.
Feb 26, 1982
From: DICKINSON, ROBERT V.; GALIE, LOUIS M.
To: SYSTEM DEVELOPMENT CORPORATION, A CORP.OF DE
Reel/Frame 003950/0573 →
Assignment of Assignors Interest.
Jun 7, 1982
From: DICKINSON, ROBERT V.; GALIE, LOUIS M.; SNOW, CRAIG A.
To: SYSTEM DEVELOPMENT CORPORATION; A CORP. OF DE.
Reel/Frame 003998/0376 →
Merger Delaware Effective May 30, 1982.
Jul 13, 1984
From: BURROUGHS CORPORATION A CORP OF MI (MERGED INTO); BURROUGHS DELAWARE INCORPORATED A DE CORP. (CHANGED TO)
To: BURROUGHS CORPORATION
Reel/Frame 004312/0324 →
Merger
Oct 28, 1985
From: SYSTEM DEVELOPMENT CORPORATION
To: BURROUGHS SYSTEM DEVELOPMENT CORPORATION, A CORP. OF DE.
Reel/Frame 004472/0777 →
Assignment of Assignors Interest.
Oct 8, 1987
From: SYSTEM DEVELOPMENT CORPORATION, A DE. CORP.
To: UNISYS CORPORATION, BURROUGHS PLACE, DETROIT, MICHIGAN A CORP. OF DE.
Reel/Frame 004810/0630 →
Assignment of Assignors Interest.
May 12, 1988
From: SYSTEM DEVELOPMENT CORPORATION, A CORP. OF DE
To: UNISYS CORPORATION, A CORP. OF DE
Reel/Frame 004873/0468 →