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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
11/01/1988
Application #:
06899922
Filing Dt:
08/25/1986
Inventors:
HANS-JOACHIM GRAPENTIN, HUBERT-MATTHIAS SEIDENSPINNER, DETLEF TESSMANN
Title:
CONDITIONING AGENT FOR THE TREATMENT OF BASE MATERIALS
Assignment: 1
Reel/Frame:
004636/0230Recorded: 11/17/1986Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
08/28/1986
Exec Dt:
08/28/1986
Exec Dt:
08/28/1986
Assignee:
BERLIN AND BERGKAMEN, GERMANY
Correspondent:
STRIKER, STRIKER & STENBY
360 LEXINGTON AVE.
NEW YORK, NY 10017
Assignment: 2
Reel/Frame:
004939/0664Recorded: 06/22/1988Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
06/16/1988
Exec Dt:
06/16/1988
Exec Dt:
06/16/1988
Assignee:
BERLIN AND BERGKAMEN, GERMANY
Correspondent:
STRIKER, STRIKER & STENBY
360 LEXINGTON AVE.
NEW YORK, NY 10017
Assignment: 3
Reel/Frame:
006839/0511Recorded: 01/26/1994Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/10/1993
Assignee:
ERASMUSSTRASSE 20-24
BERLIN, GERMANY D-10553
Correspondent:
THOMAS C. PONTANI, ESQ.
COHEN PONTANI LIEBERMAN & PAVANE
551 FIFTH AVENUE, STE. 1210
NEW YORK, NY 10176

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