Patent Assignment
Reel/Frame 004094/0656
Assignment of Assignors Interest.
Recorded: 1983-02-08
Pages: 1
Assignor
CHLORIDE INCORPORATED
Executed: 1983-01-03
Assignee
PYROTECTOR, INC.; A CORP OF RI.
333 LINCOLN ST.,, HINGHAM,, MASSACHUSETTS
Covered Properties
(10)
Detector System
Patent:
3,725,888 →
Application:
05/131,222 →
Smoke Detector
Patent:
3,917,956 →
Application:
05/449,362 →
Portable Fire Detector
Patent:
3,943,499 →
Application:
05/461,297 →
Light Detector with Pulsed Light Source and Synchronous Data Gating
Patent:
3,946,241 →
Application:
05/568,015 →
Smoke Detector with Means for Changing Light Pulse Frequency
Patent:
4,075,499 →
Application:
05/742,194 →
Smoke Detector with Means for Changing Light Pulse Frequency
Patent:
4,068,130 →
Application:
05/742,225 →
Infrared Detector
Patent:
4,233,504 →
Application:
05/930,606 →
Ionization Type Smoke Detector with Test Circuit
Application:
06/224,387 →
Flame Detector with Test Lamp and Adjustable Field of View
Patent:
4,529,881 →
Application:
06/353,905 →
Smoke Detector of the Ionization Type
Patent:
4,455,553 →
Application:
06/378,400 →
Related Assignments
(11)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 2, 1981
From: JOHNSON ROBERT E.
To: CHLORIDE, INCORPORATED, A CORP. OF DE.
Reel/Frame 003838/0256 →
Assignment of Assignors Interest.
Aug 18, 1982
From: CEURVELS, THOMAS J.; CHAUDHARY, RASHID A.; DOHERTY, CHARLES F. JR
To: CHLORIDE INCORPORATED 333 LINCOLN ST HINGHAM,MA A CORP OF DE
Reel/Frame 004025/0577 →
Assignment of Assignors Interest.
Aug 25, 1982
From: JOHNSON, ROBERT E.
To: CHLORIDE, INCORPORATED
Reel/Frame 004028/0708 →
Assignment of Assignors Interest.
Apr 11, 1983
From: MALINOWSKI, WILLIAM J.
To: PYROTECTOR, INC.
Reel/Frame 004120/0559 →
Assignment of Assignors Interest.
Apr 11, 1983
From: MALINOWSKI, WILLIAM J.
To: PYROTECTOR, INC.
Reel/Frame 004120/0560 →
Assignment of Assignors Interest.
Jun 18, 1990
From: PYROTECTOR, INC.
To: GRAVINER, INC., A CORP. OF DE
Reel/Frame 005381/0071 →
Merger
Oct 9, 1990
From: GRAVINER, INC., A CORP. OF DE
To: WALTER KIDDE AEROSPACE INC., A CORP. OF DE
Reel/Frame 005541/0064 →
Assignment of Assignors Interest.
Oct 23, 1990
From: WALTER KIDDE AEROSPACE, INC., A DE CORP.
To: DETECTOR ELECTRONICS CORPORATION, A MN CORP.
Reel/Frame 005481/0654 →
Assignor Hereby Confirms the Entire Interest in Said Patents to Assignee Effective as of 2-24-92
May 18, 1992
From: PYROTECTOR, INC., A RHODE ISLAND CORP.
To: PITTWAY CORPORATION, A DE CORP.
Reel/Frame 006142/0156 →
Merger Effective on 12/28/1989DE
Jul 29, 1992
From: PITTWAY CORPORATION, A PA CORP., MERGED INTO AND WITH
To: PITTWAY CORPORATION
Reel/Frame 006208/0358 →
Assignment of Assignor's Interest
Oct 6, 1996
From: BRK BRANDS, INC.
To: FIRST NATIONAL BANK OF CHICAGO, THE
Reel/Frame 008321/0141 →