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SYSTEM DEVELOPMENT CORPORATION
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SANTA MONICA, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Circuit for reducing electromagnetic interference from magnetic cor...
Patent number
4,665,461
Issue date
May 12, 1987
Systems Development Corporation
Clifford J. Bader
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Dry air breather assembly
Patent number
4,614,528
Issue date
Sep 30, 1986
System Development Corp.
James W. Lennen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Printer kit for letter sorting machines
Patent number
4,606,660
Issue date
Aug 19, 1986
System Development Corporation
Robert S. Bradshaw
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
System for compressed storage of 8-bit ASCII bytes using coded stri...
Patent number
4,597,057
Issue date
Jun 24, 1986
System Development Corporation
Craig A. Snow
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Collapsible antenna assembly
Patent number
4,593,290
Issue date
Jun 3, 1986
System Development Corporation
Edward A. Wojtowicz
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fiber optic workstation datalink interface
Patent number
4,584,719
Issue date
Apr 22, 1986
System Development Corp.
Bruce J. Miller
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Alignment fixture assembly for surface-mount connectors
Patent number
4,580,858
Issue date
Apr 8, 1986
System Development Corporation
David P. Daberkoe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and means using digital data processing means for locating r...
Patent number
4,495,566
Issue date
Jan 22, 1985
System Development Corporation
Robert V. Dickinson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Digital data processing method and means for word classification by...
Patent number
4,471,459
Issue date
Sep 11, 1984
System Development Corp.
Robert V. Dickinson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Signal processing system
Patent number
4,462,081
Issue date
Jul 24, 1984
System Development Corporation
Frank W. Lehan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and means for interrogating a layered data base
Patent number
4,422,158
Issue date
Dec 20, 1983
System Development Corporation
Louis M. Galie
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and means utilizing multiple processing means for determinin...
Patent number
4,382,277
Issue date
May 3, 1983
System Development Corp.
Edward L. Glaser
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data processing method and means for determining degree of match be...
Patent number
4,290,115
Issue date
Sep 15, 1981
System Development Corporation
Paul E. Pitt
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information storage and retrieval system
Patent number
4,267,568
Issue date
May 12, 1981
System Development Corporation
Thomas E. Dechant
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Vented radio frequency shielded enclosure
Patent number
4,249,033
Issue date
Feb 3, 1981
System Development Corporation
David L. Darakjy
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Amplifier circuit operable over a wide temperature range
Patent number
4,134,077
Issue date
Jan 9, 1979
System Development Corporation
Ronald D. Kelly
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Information storage and retrieval system
Patent number
4,068,298
Issue date
Jan 10, 1978
Systems Development Corporation
Thomas Edward Dechant
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Deicing apparatus and method
Patent number
4,060,212
Issue date
Nov 29, 1977
System Development Corporation
Bertram Magenheim
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Microwave ice detector
Patent number
4,054,255
Issue date
Oct 18, 1977
System Development Corporation
Bertram Magenheim
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Method and apparatus for scrambling and unscrambling communication...
Patent number
4,045,814
Issue date
Aug 30, 1977
System Development Corporation
Albert F. Hartung
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for scrambling and unscrambling communication...
Patent number
4,024,576
Issue date
May 17, 1977
System Development Corporation
Albert F. Hartung
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for scrambling and unscrambling communication...
Patent number
4,019,201
Issue date
Apr 19, 1977
System Development Corporation
Albert F. Hartung
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Trademark
last 30 trademarks
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Trademark
73594332 - ORBDOC
Serial number
73594332
Registration number
1425908
Filing date
Apr 21, 1986
System Development Corporation
35 - Advertising
Information
Trademark
73488513 - SDC
Serial number
73488513
Registration number
1325787
Filing date
Jul 5, 1984
System Development Corporation
16 - Paper, cardboard and goods made from these materials, not included in other classes
Information
Trademark
73405653 - PAID
Serial number
73405653
Registration number
1287423
Filing date
Dec 13, 1982
System Development Corporation
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
73289359 - SDCSEA
Serial number
73289359
Registration number
1193367
Filing date
Dec 11, 1980
System Development Corporation
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
73219438 - SIGNATURESAFE
Serial number
73219438
Registration number
1156209
Filing date
Jun 13, 1979
System Development Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73210694 - THE SOFTWARE FACTORY
Serial number
73210694
Registration number
1150707
Filing date
Apr 9, 1979
System Development Corporation
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
73206782 - EXTRACTO
Serial number
73206782
Registration number
1170652
Filing date
Mar 9, 1979
System Development Corporation
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
73206786 - ASTRA
Serial number
73206786
Registration number
1149154
Filing date
Mar 9, 1979
System Development Corporation
36 - Insurance
Information
Trademark
73195987 - STARDYNE
Serial number
73195987
Registration number
1138279
Filing date
Dec 7, 1978
SYSTEM DEVELOPMENT CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73190440 - DS/2
Serial number
73190440
Registration number
1138635
Filing date
Oct 23, 1978
SYSTEM DEVELOPMENT CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73190441 - ORBIT
Serial number
73190441
Registration number
1127365
Filing date
Oct 23, 1978
SYSTEM DEVELOPMENT CORPORATION
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
73190439 - DS/3
Serial number
73190439
Registration number
1145416
Filing date
Oct 23, 1978
SYSTEM DEVELOPMENT CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73168328 - CAPCOM
Serial number
73168328
Registration number
1123459
Filing date
Apr 28, 1978
SYSTEM DEVELOPMENT CORPORATION
37 - Building construction
Information
Trademark
73161750 - ORBIT
Serial number
73161750
Registration number
1123630
Filing date
Mar 13, 1978
SYSTEM DEVELOPMENT CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73080140 - TEXT II
Serial number
73080140
Registration number
1129151
Filing date
Mar 15, 1976
SYSTEM DEVELOPMENT CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72406612 - DESIGNET
Serial number
72406612
Registration number
983495
Filing date
Nov 1, 1971
SYSTEM DEVELOPMENT CORPORATION
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
72361405 - DS/2
Serial number
72361405
Registration number
917685
Filing date
Jun 1, 1970
SYSTEM DEVELOPMENT CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72302536 - ORBIT
Serial number
72302536
Registration number
883929
Filing date
Jul 11, 1968
SYSTEM DEVELOPMENT CORPORATION
35 - Advertising
Information
Trademark
72262817 - SIRS
Serial number
72262817
Registration number
863276
Filing date
Jan 18, 1967
SYSTEM DEVELOPMENT CORPORATION
35 - Advertising
Information
Trademark
72138675 - SDC
Serial number
72138675
Registration number
756458
Filing date
Feb 26, 1962
SYSTEM DEVELOPMENT CORPORATION
16 - Paper, cardboard and goods made from these materials, not included in other classes
Information
Trademark
72129699 - SDC
Serial number
72129699
Registration number
738827
Filing date
Oct 11, 1961
SYSTEM DEVELOPMENT CORPORATION
41 - Education
Information
Trademark
72129701
Serial number
72129701
Registration number
753886
Filing date
Oct 11, 1961
SYSTEM DEVELOPMENT CORPORATION
41 - Education
Information
Trademark
72129702
Serial number
72129702
Registration number
753869
Filing date
Oct 11, 1961
SYSTEM DEVELOPMENT CORPORATION
36 - Insurance
Information
Trademark
72129700 - SDC
Serial number
72129700
Registration number
798183
Filing date
Oct 11, 1961
SYSTEM DEVELOPMENT CORPORATION
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
72063611 - SDC
Serial number
72063611
Registration number
727338
Filing date
Dec 3, 1958
SYSTEM DEVELOPMENT CORPORATION
36 - Insurance
Information
Trademark
72063610 - SDC
Serial number
72063610
Registration number
727346
Filing date
Dec 3, 1958
SYSTEM DEVELOPMENT CORPORATION
41 - Education