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Patent Assignment Assignor Details
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Assignor Name : HAHMANN, WOLFGANG
Total Assignments: 9
Assignment: 1
Reel/Frame:004443/0624   Pages: 2
Recorded: 08/14/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SCHIPPERS, HEINZ
Exec Dt:
07/26/1985
2
LENZ, FRIEDHELM
Exec Dt:
07/26/1985
3
HAHMANN, WOLFGANG
Exec Dt:
07/26/1985
Assignee
1
BARMAG BARMER MASCHINENFABRIK AKTIENGESELLSCHAFT, 5630 REMSCHEID 11, GERMANY, A CORP OF GERMANY
Property
 
Pat #
Pub #
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4659027
NONE
06765709
Correspondence name and address
BELL, SELTZER, PARK & GIBSON
P. O. DRAWER 34009
CHARLOTTE, NC 28234
Assignment: 2
Reel/Frame:004537/0815   Pages: 2
Recorded: 04/28/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HAHMANN, WOLFGANG
Exec Dt:
04/16/1986
2
KIRCHHERR, CLAUS
Exec Dt:
04/16/1986
Assignee
1
BARMAG BARMER MASCHINENFABRIK AKTIENGESELLSCHAFT, A CORP OF GERMANY
5630 REMSCHEID 11, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4738104
NONE
06841575
Correspondence name and address
BELL, SELTZER, PARK & GIBSON
POST OFFICE DRAWER 34009
CHARLOTTE, NC 28234
Assignment: 3
Reel/Frame:005063/0766   Pages: 2
Recorded: 04/17/1989
Conveyance: ASSIGNS TO EACH ASSIGNEE AN UNDIVIDED ON HALF INTEREST.
Assignors
1
HAHMANN, WOLFGANG
Exec Dt:
03/16/1989
2
KIRCHHOFF, JOHANNES
Exec Dt:
03/16/1989
3
SANDKUHLER, GEORG
Exec Dt:
03/16/1989
Assignees
1
BARMAG AG, A CORP. OF GERMANY
5630 REMSCHEID 11, GERMANY
2
EDELHOFF POLYTECHNIK GMBH & CO., A CORP. OF GERMANY
5860 ISERLOHN 5
HECKENKAMP, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4986074
NONE
07287029
Correspondence name and address
CHARLES B. ELDERKIN
BELL, SELTZER, PARK & GIBSON
P.O. DRAWER 34009
CHARLOTTE, NC 28234
Assignment: 4
Reel/Frame:007711/0157   Pages: 3
Recorded: 02/28/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STITZ, ALBERT
Exec Dt:
01/30/1995
2
HAHMANN, WOLFGANG
Exec Dt:
01/30/1995
3
SALZ, FRANZ PETER
Exec Dt:
01/30/1995
Assignee
1
BARMAG AG
POSTFACH 11 02 40
D-42862 REMSCHEID, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5711615
NONE
08325298
Correspondence name and address
CHARLES B. ELDERKIN
BELL, SELTZER, PARK & GIBSON
POST OFFICE DRAWER 34009
CHARLOTTE, NORTH CAROLINA 28234
Assignment: 5
Reel/Frame:019093/0590   Pages: 4
Recorded: 02/21/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HAHMANN, WOLFGANG
Exec Dt:
06/12/2006
Assignee
1
HYDAC SYSTEM GMBH
INDUSTRIEGEBIET
66280 SULZBACH/SAAR, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070158926
10582502
Correspondence name and address
MARK S. BICKS
ROYLANCE, ABRAMS, BERDO & GOODMAN, LLP
1300 19TH STREET, NW, SUITE 600
WASHINGTON, DC 20036
Assignment: 6
Reel/Frame:021832/0514   Pages: 3
Recorded: 11/10/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAHMANN, WOLFGANG
Exec Dt:
10/09/2008
2
KUNZ, RUDOLF
Exec Dt:
10/22/2008
Assignee
1
HYDAC SYSTEM GMBH
66280 SULZBACH/SAAR, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090101322
12227180
Correspondence name and address
MARK S. BICKS
ROYLANCE, ABRAMS, BERDO & GOODMAN, LLP
1300 19TH STREET, NW
SUITE 600
WASHINGTON, DC 20036
Assignment: 7
Reel/Frame:025058/0374   Pages: 3
Recorded: 09/24/2010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAHMANN, WOLFGANG
Exec Dt:
08/11/2010
2
BOHMER, NORBERT
Exec Dt:
08/06/2010
3
THULL, DANIEL
Exec Dt:
08/04/2010
4
HEROLD, FRANK
Exec Dt:
08/05/2010
Assignee
1
HYDAC SYSTEM GMBH
66280 SULZBACH/SAAR, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8614522
US20110012368
12735918
Correspondence name and address
MARK S. BICKS
ROYLANCE, ABRAMS, BERDO & GOODMAN, LLP
1300 19TH STREET, NW, SUITE 600
WASHINGTON, DC 20036
Assignment: 8
Reel/Frame:027626/0209   Pages: 2
Recorded: 01/31/2012
Attorney Dkt #:BOE046US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HAHMANN, WOLFGANG
Exec Dt:
01/19/2012
Assignee
1
HYDAC SYSTEM GMBH
INDUSTRIEGEBIET
SULZBACH/SAAR, GERMANY 66280
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120124825
13320185
Correspondence name and address
DIEDERIKS & WHITELAW, PLC
13885 HEDGEWOOD DR., SUITE 317
WOODBRIDGE, VA 22193
Assignment: 9
Reel/Frame:063124/0234   Pages: 8
Recorded: 03/28/2023
Attorney Dkt #:2023-0334A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MORSCH, JOACHIM
Exec Dt:
03/08/2023
2
HAHMANN, WOLFGANG
Exec Dt:
03/08/2023
3
SCHNEIDER, GERD
Exec Dt:
03/13/2023
Assignee
1
HYDAC FLUIDTECHNIK GMBH
JUSTUS-VON-LIEBIG-STRASSE
SULZBACH/SAAR, GERMANY 66280
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240011478
18028668
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
1025 CONNECTICUT AVENUE NW
SUITE 500
WASHINGTON, DC 20036

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