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Patent Assignment Assignor Details
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Assignor Name : HEFFNER, ROBERT E.
Total Assignments: 5
Assignment: 1
Reel/Frame:003899/0900   Pages: 2
Recorded: 08/14/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/11/1981
2
Exec Dt:
08/11/1981
Assignee
1
A CORP. OF PA.
PITTSBURGH, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06270612
Correspondence name and address
P. J. VICCARO
ALUMINUM CO. OF AMERICA
ALCOA CENTER, PA 15069
Assignment: 2
Reel/Frame:004283/0276   Pages: 2
Recorded: 07/25/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/20/1984
2
Exec Dt:
07/20/1984
Assignee
1
A PA CORP.
PITTSBURGH, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06625178
Correspondence name and address
MRS. JOYCE F. LANEY
ALUMINUM COMPANY OF AMERICA
PAT. DEPT.
ALCOA CENTER, PA. 15069
Assignment: 3
Reel/Frame:004424/0116   Pages: 2
Recorded: 07/05/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/01/1985
2
Exec Dt:
07/01/1985
Assignee
1
A CORP OF PA
PITTSBURGH, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06738975
Correspondence name and address
MAX L. WILLIAMSON
ALUMINUM COMPANY OF AMERICA
PATENT DIVISION
ALCOA CENTER, PA 15069
Assignment: 4
Reel/Frame:004482/0658   Pages: 2
Recorded: 11/21/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/14/1985
2
Exec Dt:
11/18/1985
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06792106
Correspondence name and address
MAX L. WILLIAMSON
ALUMINUM CO. OF AMERICA
PATENT DIVISION
ALCOA CENTER, PA 15069
Assignment: 5
Reel/Frame:004643/0006   Pages: 2
Recorded: 12/08/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/03/1986
2
Exec Dt:
12/04/1986
Assignee
1
PITTSBURGH, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06892796
Correspondence name and address
MAX L. WILLIAMSON
ALUMINUM COMPANY OF AMERICA
PATENT DIVISION
ALCOA CENTER, PA 15069

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