Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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05/07/1991
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Application #:
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07343604
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Filing Dt:
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04/27/1989
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Inventors:
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HEINZ-DIETER SLUMA, DIETER HUFF
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Title:
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METHOD FOR SULFONATING AROMATIC POLYETHER SULFONES
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| VELPERWEG 76 |
| 6824 BM ARNHEM, NETHERLANDS |
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| OLIFF & BERRIDGE |
| P. O. BOX 19928 |
| ALEXANDRIA, VA 22320 |
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Assignment:
2
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CHANGE OF NAME WITH TRANSLATION
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| VELPERWEG 76 |
| 6800 SB ARNHEM, NETHERLANDS |
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| OLIFF & BERRIDGE, PLC |
| WILLIAM P. BERRIDGE |
| P.O. BOX 19928 |
| ALEXANDRIA, VA 22320 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| OEHDER STRASSE 28 |
| D-42289 WUPPERTAL-BARMEN, GERMANY |
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| OLIFF & BERRIDGE, PLC |
| WILLIAM P. BERRIDGE |
| P.O. BOX 19928 |
| ALEXANDRIA, VIRGINIA 22320 |
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