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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
01/20/1987
Application #:
06636815
Filing Dt:
08/01/1984
Inventors:
SERGIO CAMMI, ARTURO D'ESTE, ALESSANDRO PESCETELLI
Title:
PROCESS FOR PURIFYING SOLUTIONS OF ZINC SULPHATE
Assignment: 1
Reel/Frame:
004315/0054Recorded: 09/12/1984Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
08/28/1984
Exec Dt:
08/28/1984
Exec Dt:
08/28/1984
Assignee:
P. LE E. MATTEI 1- ROME
ITALY
Correspondent:
BIRCH, STEWART, KOLASCH AND BIRCH
301 NORTH WASHINGTON ST.,
P. O. BOX 209
FALLS CHURCH, VA 22046
Assignment: 2
Reel/Frame:
005140/0646Recorded: 09/12/1989Pages: 18
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/19/1986
Assignee:
Correspondent:
GERALD M. MURPHY
301 N. WASHINGTON STREET
P.O. BOX 747
FALLS CHURCH, VA 22046-0747
Assignment: 3
Reel/Frame:
005140/0303Recorded: 09/11/1989Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
02/22/1989
Assignee:
ITALY
Correspondent:
BIRCH, STEWART, KOLASCH & BIRCH
301 NORTH WASHINGTON ST.
P. O. BOX 747
FALLS CHURCH, VA 22046-0747
Assignment: 4
Reel/Frame:
005140/0305Recorded: 09/11/1989Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
02/22/1989
Assignee:
ITALY
Correspondent:
BIRCH, STEWART, KOLASCH AND BIRCH
301 NORTH WASHINGTON ST.,
P. O. BOX 747
FALLS CHURCH, VA 22046-0747

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