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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
07/13/1976
Application #:
05502953
Filing Dt:
09/04/1974
Inventors:
*** EXPO DATA IS NOT AVAILABLE FOR THIS RECORD ***
Title:
METHOD AND APPARATUS FOR INTRODUCING WATER-PROOF SHEETING INTO THE GRO UND IN A VERTICAL POSITION
Assignment: 1
Reel/Frame:
003919/0469Recorded: 05/13/1981Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/05/1980
Assignee:
SWITZERLAND
Correspondent:
BIERMAN & BIERMAN
437 MADISON AVE.
NEW YORK, NY. 10022
Assignment: 2
Reel/Frame:
005011/0257Recorded: 02/26/1988Pages: 19
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
11/05/1987
Assignee:
Correspondent:
KELLEY DRYE & WARREN
1330 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036

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