Patent Assignment
Reel/Frame 005913/0715
Assignment of Assignors Interest.
Recorded: 1991-11-15
Pages: 4
Assignor
ELECTRO SIGNAL LAB, INC., A CORPORATION OF DE
Executed: 1991-05-31
Assignee
SENTROL ACQUISITION CORP. A DE CORPORATION
10831 SW CASCADE BOULEVARD, PORTLAND, OREGON, 97223
Covered Property
(1)
Optical Smoke Detector Inlet Screen
Patent:
4,124,298 →
Application:
05/777,043 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Apr 27, 1989
From: AMERICAN DISTRICT TELEGRAPH COMPANY
To: ADT, INC.
Reel/Frame 005077/0275 →
Change of Name January 6, 1989. New Jersey
Apr 27, 1989
From: ADT SECURITY SYSTEMS, INC.
To: ADT DIVERSIFIED SERVICES, INC.,
Reel/Frame 005091/0824 →
Change of Name
Apr 27, 1989
From: ADT, INC.
To: ADT SECURITY SYSTEMS, INC.
Reel/Frame 005091/0837 →
Assignment of Assignors Interest.
Apr 27, 1989
From: ADT DIVERSIFIED SERVICES, INC.
To: ADT SECURITY SYSTEMS, INC.
Reel/Frame 005208/0081 →
Merger Effective on 02/16/1977DE
Aug 22, 1991
From: ELECTRO SIGNAL LAB, INC. (MERGED INTO)
To: ELECTRO SIGNAL LAB, INC.
Reel/Frame 005810/0650 →
Assignors Hereby Quit Claim All Right, Title and Interest, If Any Is Said Invention to Assignee.
Dec 5, 1991
From: ADT SECURITY SYSTEMS, INC., A CORP. OF DE; ADT DIVERSIFIED SERVICES, INC., A CORP. OF NJ
To: ELECTRO SIGNAL LAB, INC., A CORP. OF DE
Reel/Frame 005945/0576 →
Merger Effective on 12/31/1991OR
Apr 3, 1992
From: SENTROL ACQUISITION CORP. A CORP. OF DELAWARE (MERGED INTO)
To: SENTROL, INC. A CORP. OF OREGON
Reel/Frame 006071/0296 →