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Patent Assignment Assignor Details
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Assignor Name : ROOY, ELWIN L.
Total Assignments: 4
Assignment: 1
Reel/Frame:004360/0033   Pages: 3
Recorded: 02/11/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/04/1985
2
Exec Dt:
01/09/1985
3
Exec Dt:
01/10/1985
4
Exec Dt:
01/24/1985
Assignee
1
CORP. OF PA.
PITTSBURGH, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06679550
Correspondence name and address
DANIEL A. SULLIVAN JR.
ALUMINUM COMPANY OF AMERICA
ALCOA CENTER, PA 15069
Assignment: 2
Reel/Frame:004674/0580   Pages: 2
Recorded: 03/06/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/16/1987
2
Exec Dt:
01/16/1987
3
Exec Dt:
02/25/1987
Assignee
1
PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06939318
Correspondence name and address
MAX L. WILLIAMSON
ALUMINUM COMPANY OF AMERICA
PATENT DIV.
ALCOA CENTER, PA 15069
Assignment: 3
Reel/Frame:004769/0619   Pages: 2
Recorded: 10/19/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/08/1987
2
Exec Dt:
10/14/1987
Assignee
1
A CORP. OF PA
PITTSBURGH, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07089217
Correspondence name and address
CARL R. LIPPERT
ALUMINUM COMPANY OF AMERICA
PATENT DIVISION
ALCOA CENTER, PA 15069
Assignment: 4
Reel/Frame:005719/0315   Pages: 4
Recorded: 06/03/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/27/1991
2
Exec Dt:
03/27/1991
3
Exec Dt:
04/30/1991
4
Exec Dt:
04/16/1991
5
Exec Dt:
04/16/1991
6
Exec Dt:
04/22/1991
Assignee
1
PITTSBURGH, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07613853
Correspondence name and address
ALUMINUM COMPANY OF AMERICA
ALCOA CENTER, PA 15069

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