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Patent Assignment Details
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Reel/Frame:008366/0001   Pages: 5
Recorded: 02/20/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 15
1
Patent #:
Issue Dt:
07/19/1983
Application #:
06261846
Filing Dt:
05/08/1981
Title:
CONTROL SYSTEM FOR GATES AND THE LIKE INCLUDING A MOTOR OVERLOAD MONITORING CIRCUIT
2
Patent #:
Issue Dt:
02/28/1989
Application #:
06858651
Filing Dt:
05/02/1986
Title:
ACCESSORY-EXPANDABLE, RADIO-CONTROLLED, DOOR OPERATOR WITH MULTIPLE SECURITY LEVELS
3
Patent #:
Issue Dt:
01/03/1989
Application #:
06939096
Filing Dt:
12/08/1986
Title:
GATE OPERATOR WITH PERSISTANT, AUDIBLE WARNING SIGNAL
4
Patent #:
Issue Dt:
08/01/1989
Application #:
07092240
Filing Dt:
09/02/1987
Title:
GATE OPERATOR
5
Patent #:
Issue Dt:
08/08/1989
Application #:
07163862
Filing Dt:
03/03/1988
Title:
OBSTRUCTION DETECTION IN AUTOMATIC PORTAL CONTROL APPARATUS EMPLOYING INDUCTION MOTOR POWER FACTOR
6
Patent #:
Issue Dt:
06/08/1993
Application #:
07496796
Filing Dt:
03/22/1990
Title:
AUTOMATIC DOOR OPERATOR INCLUDING ELECTRONIC TRAVEL DETECTION
7
Patent #:
Issue Dt:
07/21/1992
Application #:
07549022
Filing Dt:
07/06/1990
Title:
BRAKE ASSEMBLY INCLUDING TORQUE MONITOR
8
Patent #:
Issue Dt:
10/12/1993
Application #:
07749987
Filing Dt:
08/26/1991
Title:
SECURE KEYLESS ENTRY SYSTEM FOR AUTOMATIC GARAGE DOOR OPERATOR
9
Patent #:
Issue Dt:
10/25/1994
Application #:
07951813
Filing Dt:
09/28/1992
Title:
METHOD AND APPARATUS FOR INTERCONNECTED ELECTRONIC LOCKS
10
Patent #:
Issue Dt:
09/13/1994
Application #:
07951814
Filing Dt:
09/28/1992
Title:
ELECTRONIC LOCK RESET SYSTEM AND METHOD
11
Patent #:
Issue Dt:
01/11/1994
Application #:
07966365
Filing Dt:
10/26/1992
Title:
DOOR OPENER CONTROL WITH ADAPTIVE LIMITS AND METHOD THEREFOR
12
Patent #:
Issue Dt:
02/15/1994
Application #:
07985961
Filing Dt:
12/04/1992
Title:
METHOD AND APPARATUS FOR SELF-BIASING A LIGHT BEAM OBSTACLE DETECTOR WITH A BIAS LIGHT
13
Patent #:
Issue Dt:
02/01/1994
Application #:
08020383
Filing Dt:
02/22/1993
Title:
GARAGE DOOR OPERATOR WITH PEDESTRIAN LIGHT CONTROL
14
Patent #:
Issue Dt:
02/08/1994
Application #:
08020387
Filing Dt:
02/22/1993
Title:
CONTINUOUSLY MONITORED SUPPLEMENTAL OBSTRUCTION DETECTOR FOR GARAGE DOOR OPERATOR
15
Patent #:
Issue Dt:
05/02/1995
Application #:
08265761
Filing Dt:
06/27/1994
Title:
MONITORED RADIO FREQUENCY DOOR EDGE SENSOR
Assignor
1
Exec Dt:
02/14/1997
Assignee
1
16 ELIZABETH DRIVE
CHELMSFORD, MASSACHUSETTS 01824
Correspondence name and address
HALE AND DORR, LLP
DONALD R. STEINBERG, ESQUIRE
60 STATE STREET
BOSTON, MA 02109

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