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Patent Assignment Assignor Details
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Assignor Name : LETZEL, DIRK
Total Assignments: 7
Assignment: 1
Reel/Frame:011141/0453   Pages: 4
Recorded: 09/25/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/09/2000
2
Exec Dt:
08/09/2000
3
Exec Dt:
08/17/2000
4
Exec Dt:
08/15/2000
Assignee
1
EDUARD-SCHLOEMANN-STRASSE 4
40237 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09615097
Correspondence name and address
FRIEDRICH KUEFFNER
342 MADISON AVENUE
NEW YORK, NEW YORK 10173
Assignment: 2
Reel/Frame:014400/0806   Pages: 2
Recorded: 07/28/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/13/2003
2
Exec Dt:
02/19/2003
3
Exec Dt:
02/13/2003
4
Exec Dt:
02/13/2003
5
Exec Dt:
02/13/2003
6
Exec Dt:
02/13/2003
7
Exec Dt:
02/13/2003
Assignee
1
EDUARD-SCHLOEMANN-STRASSE 4
D-40237 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10344208
Correspondence name and address
SIDLEY AUSTIN BROWN & WOOD LLP
DAVID TOREN
787 SEVENTH AVENUE
NEW YORK, NEW YORK 10019
Assignment: 3
Reel/Frame:015750/0848   Pages: 2
Recorded: 04/04/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/05/2004
2
Exec Dt:
03/24/2004
3
Exec Dt:
03/24/2004
4
Exec Dt:
03/24/2004
Assignee
1
EDUARD-SCHLOEMANN-STRASSE 4
D-40237 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10488903
Correspondence name and address
THE FIRM OF KARL F. ROSS P.C.
HERGERT DUBNO
5676 RIVEDALE AVENUE BOX 900
RIVERDALE (BONX), NY 10471-0900
Assignment: 4
Reel/Frame:015945/0383   Pages: 6
Recorded: 06/10/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/10/2004
2
Exec Dt:
05/12/2004
3
Exec Dt:
05/13/2004
4
Exec Dt:
06/03/2004
5
Exec Dt:
06/03/2004
Assignee
1
EDUARD-SCHLOEMANN-STRASSE 4
DUSSELDORF, GERMANY 40237
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10498650
Correspondence name and address
FRIEDRICH KUEFNER
317 MADISON AVENUE
NEW YORK, NY 10014
Assignment: 5
Reel/Frame:018138/0181   Pages: 6
Recorded: 07/31/2006
Attorney Dkt #:hm-600pct
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/06/2004
2
Exec Dt:
10/05/2004
3
Exec Dt:
10/11/2004
4
Exec Dt:
10/19/2004
5
Exec Dt:
10/26/2004
Assignee
1
EDUARD-SCHLOEMANN-STRASSE 4
40237 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10512243
Correspondence name and address
FRIEDRICH KUEFFNER
317 MADISON AVENUE
NEW YORK, NY 10017
Assignment: 6
Reel/Frame:017525/0266   Pages: 6
Recorded: 02/06/2006
Attorney Dkt #:HM-648PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/21/2005
2
Exec Dt:
12/22/2005
3
Exec Dt:
01/03/2006
4
Exec Dt:
12/22/2005
Assignee
1
EDUARD-SCHLOEMANN-STRASSE 4, 40237 DUSSELDORF
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10534942
Correspondence name and address
FRIEDRICH KUEFFNER
317 MADISON AVENUE
NEW YORK, NY 10017
Assignment: 7
Reel/Frame:063713/0716   Pages: 4
Recorded: 05/22/2023
Attorney Dkt #:KLUP003-US_DPB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/14/2023
2
Exec Dt:
03/22/2023
3
Exec Dt:
03/14/2023
4
Exec Dt:
03/14/2023
5
Exec Dt:
03/29/2023
6
Exec Dt:
03/14/2023
7
Exec Dt:
04/03/2023
Assignee
1
EDUARD-SCHLOEMANN-STR. 4
DÜSSELDORF, GERMANY 40237
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18025308
Correspondence name and address
MAINE CERNOTA & RARDIN
547 AMHERST ST., 3RD FLOOR
NASHUA, NH 03063

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