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Patent Assignment Assignor Details
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Assignor Name : CHEN, ABRAHAM S. C.
Total Assignments: 4
Assignment: 1
Reel/Frame:004659/0008   Pages: 2
Recorded: 01/30/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/20/1987
2
Exec Dt:
01/19/1987
Assignee
1
PITTSBURGH, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06937682
Correspondence name and address
ANDREW ALEXANDER
ALUMINUM CO. OF AMERICA
ALCOA CENTER, PA 15069
Assignment: 2
Reel/Frame:004829/0100   Pages: 2
Recorded: 02/19/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/10/1988
2
Exec Dt:
02/10/1988
3
Exec Dt:
02/11/1988
Assignee
1
PITTSBURGH, COUNTY OF ALLEGHENY, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07118711
Correspondence name and address
MRS. JOYCE F. LANEY
ALUMINUM COMPANY OF AMERICA
PATENT DIVISION
ALCOA CENTER, PA 15069
Assignment: 3
Reel/Frame:005195/0437   Pages: 2
Recorded: 11/30/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/08/1989
2
Exec Dt:
10/27/1989
3
Exec Dt:
11/14/1989
Assignee
1
PITTSBURGH,, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07413627
Correspondence name and address
GARY P. TOPOLOSKY
ALUMINUM CO. OF AMERICA
ALCOA CENTER, PA 15069
Assignment: 4
Reel/Frame:006442/0824   Pages: 5
Recorded: 01/11/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/18/1992
2
Exec Dt:
12/18/1992
Assignee
1
181 THORN HILL ROAD
WARRENDALE, PENNSYLVANIA 15086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07875840
Correspondence name and address
DOUGLAS G. GLANTZ
ATTORNEY AT LAW
138 ALLEYNE DRIVE
PITTSBURGH, PA 15215

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