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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:005267/0430   Pages: 3
Recorded: 04/04/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 11
1
Patent #:
Issue Dt:
04/17/1984
Application #:
06391404
Filing Dt:
06/23/1982
Title:
ELECTROLYTIC REDUCTION CELLS
2
Patent #:
Issue Dt:
07/17/1984
Application #:
06499916
Filing Dt:
06/01/1983
Title:
ELECTROLYTIC PRODUCTION OF ALUMINUM AND CELLTHEREOF
3
Patent #:
Issue Dt:
02/19/1985
Application #:
06565622
Filing Dt:
12/27/1983
Title:
SHAPED REFRACTORY METAL BORIDE ARTICLES AND METHOD OF MAKING THEM
4
Patent #:
Issue Dt:
03/03/1987
Application #:
06617722
Filing Dt:
06/06/1984
Title:
ALUMINIUM ELECTROLYTIC REDUCTION CELL LININGS
5
Patent #:
Issue Dt:
08/05/1986
Application #:
06622104
Filing Dt:
06/19/1984
Title:
METHOD OF PRODUCING AN ALUMINIUM BORIDE
6
Patent #:
Issue Dt:
09/23/1986
Application #:
06675718
Filing Dt:
11/28/1984
Title:
ALUMINIUM REDUCTION CELLS
7
Patent #:
Issue Dt:
09/16/1986
Application #:
06675732
Filing Dt:
11/28/1984
Title:
ALUMINIUM REDUCTION CELLS
8
Patent #:
Issue Dt:
05/26/1987
Application #:
06754830
Filing Dt:
07/12/1985
Title:
METHOD OF PRODUCING ALUMINUM
9
Patent #:
Issue Dt:
02/23/1988
Application #:
06805315
Filing Dt:
12/03/1985
Title:
METALLIC MATERIALS RE-INFORCED BY A CONTINUOUS NETWORK OF A CERAMIC PHASE
10
Patent #:
Issue Dt:
04/12/1988
Application #:
06896465
Filing Dt:
08/13/1986
Title:
ALUMINIUM REDUCTION CELL
11
Patent #:
Issue Dt:
04/12/1988
Application #:
06901426
Filing Dt:
08/28/1986
Title:
LININGS FOR ALUMINIUM REDUCTION CELLS
Assignor
1
Exec Dt:
06/29/1989
Assignee
1
68-70 BVD DE LA PETRUSSE,
2320 LUXEMBOURG, LUXEMBOURG
Correspondence name and address
CHRISTOPHER C. DUNHAM
COOPER, DUNHAM, CLARK,
GRIFFIN & MORAN
30 ROCKFELLER PLAZA
NEW YORK, NY 10112

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