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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
01/10/1978
Application #:
05742225
Filing Dt:
11/16/1976
Inventors:
*** EXPO DATA IS NOT AVAILABLE FOR THIS RECORD ***
Title:
SMOKE DETECTOR WITH MEANS FOR CHANGING LIGHT PULSE FREQUENCY
Assignment: 1
Reel/Frame:
004094/0656Recorded: 02/08/1983Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
01/03/1983
Assignee:
333 LINCOLN ST.,
HINGHAM,, MASSACHUSETTS
Correspondent:
ROBERT E. ROSS
COHASSET, MA. 02025
Assignment: 2
Reel/Frame:
006142/0156Recorded: 05/18/1992Pages: 3
Conveyance:
ASSIGNOR HEREBY CONFIRMS THE ENTIRE INTEREST IN SAID PATENTS TO ASSIGNEE EFFECTIVE AS OF 2-24-92
Assignor:
Exec Dt:
05/12/1992
Assignee:
200 SOUTH WACKER DRIVE
CHICAGO, ILLINOIS 60606
Correspondent:
DRESSLER, GOLDSMITH, SHORE, SUTKER &
MILNAMOW, LTD.
ATTN: PAUL M. VARGO
TWO PRUDENTIAL PLAZA, SUITE 4700
CHICAGO, IL 60601
Assignment: 3
Reel/Frame:
006208/0358Recorded: 07/29/1992Pages: 11
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS). EFFECTIVE ON 12/28/1989DE
Assignor:
Exec Dt:
07/27/1992
Assignee:
200 SOUTH WACKER DRIVE
CHICAGO, ILLINOIS 60606
Correspondent:
KIRKLAND & ELLIS
MICHAEL E. BIENIEK
200 E. RANDOLPH DR.
CHICAGO, IL 60601
Assignment: 4
Reel/Frame:
008321/0141Recorded: 10/06/1996Pages: 44
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/03/1996
Assignee:
ONE FIRST NATIONAL PLAZA
CHICAGO, ILLINOIS 60670
Correspondent:
WINSTON & STRAWN
LAURA KONRATH
35 W. WACKER, 33RD FLOOR
CHICAGO, ILLINOIS 60601

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