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Patent Assignment Abstract of Title
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Total Assignments: 7
Patent #:
5149957
Issue Dt:
09/22/1992
Application #:
07748170
Filing Dt:
08/21/1991
Inventors:
BRIAN M. PIERCE, GEORGE D. LAWRENCE, DAVID B. CHANG, JONATHAN W. ARENBERG
Title:
SEMICONDUCTOR-TO-METAL OPTICAL SWITCH FOR POWER LIMITATION IN THE INFRARED
Assignment: 1
Reel/Frame:
005823/0728Recorded: 08/21/1991Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
PIERCE, BRIAN M.
Exec Dt:
06/27/1991
LAWRENCE, GEORGE D.
Exec Dt:
07/08/1991
CHANG, DAVID B.
Exec Dt:
07/11/1991
Assignee:
HUGHES AIRCRAFT COMPANY A CORP. OF DELAWARE
LOS ANGELES, CALIFORNIA
Correspondent:
S.E. SHARP
HUGHES AIRCRAFT COMPANY
BLDG. CO1/A126
P.O. BOX 45066
LOS ANGELES, CA 90045-0066
Assignment: 2
Reel/Frame:
005823/0732Recorded: 08/21/1991Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
ARENBERG, JONATHAN W.
Exec Dt:
08/14/1991
Assignee:
HUGHES AIRCRAFT COMPANY A CORP. OF DELAWARE
LOS ANGELES, CALIFORNIA
Correspondent:
S.E. SHARP
HUGHES AIRCRAFT COMPANY
BLDG. CO1/A126
P.O. BOX 45066
LOS ANGELES, CA 90045-0066
Assignment: 3
Reel/Frame:
005904/0262Recorded: 10/28/1991Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
MASON, BENJAMIN
Exec Dt:
10/18/1991
Assignee:
CALEDONIAN MINING CO LTD
CARLTON WORKS
CARLTON-ON-TRENT NEWARK, NOTTS NG23 6NT
Correspondent:
S.E. SHARP
HUGHES AIRCRAFT COMPANY
BLDG. CO1/A126
P.O. BOX 45066
LOS ANGELES, CA 90045-0066
Assignment: 4
Reel/Frame:
015571/0284Recorded: 07/16/2004Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
HUGHES AIRCRAFT COMPANY, A CORPORATION OF THE STATE OF DELAWARE
Exec Dt:
12/16/1997
Assignee:
HE HOLDINGS, INC.
7200 HUGHES TERRACE
A CORPORATION OF THE STATE OF DELAWARE
LOS ANGELES, CALIFORNIA 90045
Correspondent:
RAYTHEON COMPANY
EO/E04/N119
LEONARD A. ALKOV - IP & LICENSING
P.O. BOX 902
EL SEGUNDO, CA 90245-0902
Assignment: 5
Reel/Frame:
015571/0272Recorded: 07/16/2004Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
HE HOLDINGS, INC., A CORPORATION OF THE STATE OF DELAWARE
Exec Dt:
12/17/1997
Assignee:
RAYTHEON COMPANY
870 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1449
Correspondent:
RAYTHEON COMPANY
LEONARD A. ALKOV
INTELLECTUAL PROPERTY & LICENSING
P.O. BOX 902
EL SEGUNDO, CA 90245-0902
Assignment: 6
Reel/Frame:
016087/0541Recorded: 12/21/2004Pages: 15
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
HUGHES AIRCRAFT COMPANY, A CORPORATION OF THE STATE OF DELAWARE
Exec Dt:
12/17/1997
Assignee:
HE HOLDINGS, INC., A DELAWARE CORP.
7200 HUGHES TERRACE
PATENTS AND LICENSING, BUILDING CO/CO1
LOS ANGELES, CALIFORNIA 90045
Correspondent:
RAYTHEON COMPANY
PATENT DOCKET ADMINISTRATION
P.O. BOX 902 (EO/EO4/N119)
2000 E. EL SEGUNDO BOULEVARD
EL SEGUNGO, CA 90245-0902
Assignment: 7
Reel/Frame:
016116/0506Recorded: 12/21/2004Pages: 15
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
HE HOLDINGS, INC. DBA HUGHES ELECTRONICS
Exec Dt:
12/17/1997
Assignee:
RAYTHEON COMPANY
870 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1449
Correspondent:
RAYTHEON COMPANY
2000 E. EL SEGUNDO BOULEVARD
PATENT DOCKET ADMINISTRATION
EO/EO4/N119
EL SEGUNDO, CA 90245-0902

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