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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
11/18/2003
Application #:
09809136
Filing Dt:
03/16/2001
Publication #:
Pub Dt:
09/20/2001
Inventors:
Thomas Deimel, Markus Mellwig, Heinz-Jurgen Prokop
Title:
PROTECTIVE APPARATUS FOR PREVENTING THE INFILTRATION OF CONTAMINANTS IN A FLUID-OPERATED PERCUSSION DEVICE
Assignment: 1
Reel/Frame:
011622/0708Recorded: 03/16/2001Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
02/27/2001
Exec Dt:
02/27/2001
Exec Dt:
02/27/2001
Assignee:
HELENENSTR. 149
D-45145 ESSEN, GERMANY
Correspondent:
VENABLE
NORMAN N. KUNITZ
P.O. BOX 34385
WASHINGTON DC 20043-9998
Assignment: 2
Reel/Frame:
013604/0048Recorded: 12/18/2002Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/02/2002
Assignee:
HELENENSTR. 149
D-45145 ESSEN, GERMANY
Correspondent:
VENABLE
NORMAN N. KUNITZ
P.O. BOX 34385
WASHINGTON, D.C. 20043-9998

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