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Patent Assignment Assignor Details
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Assignor Name : WERKHOFF, PETER
Total Assignments: 9
Assignment: 1
Reel/Frame:004432/0080   Pages: 3
Recorded: 07/29/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
VITZTHUM, OTTO G.
Exec Dt:
06/18/1985
2
WERKHOFF, PETER
Exec Dt:
07/08/1985
3
GEHRIG, MANFRED
Exec Dt:
06/18/1985
Assignee
1
HAG GF AKTIENGESELLSCHAFT,
HAGSTRASSE 3,
2800 BREMEN 1,, GERMANY
Property
 
Pat #
Pub #
Intl #
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4540784
NONE
06485765
Correspondence name and address
JOYCE P. HILL
250 NORTH STREET
WHITE PLAINS, NY 10625
Assignment: 2
Reel/Frame:004498/0827   Pages: 1
Recorded: 12/18/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BRUNING, JURGEN
Exec Dt:
11/22/1985
2
EMBERGER, ROLAND
Exec Dt:
11/22/1985
3
HOPP, RUDOLF
Exec Dt:
11/22/1985
4
KOPSEL, MANFRED
Exec Dt:
11/22/1985
5
SAND, THEODOR
Exec Dt:
11/22/1985
6
WERKHOFF, PETER
Exec Dt:
11/22/1985
Assignee
1
HAARMANN & REIMER GMBH
A CORP OF GERMANY
HOLZMINDEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4647662
NONE
06810438
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
600 THIRD AVE.,
NEW YORK, NY 10016
Assignment: 3
Reel/Frame:005141/0317   Pages: 1
Recorded: 09/13/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BRUNING, JURGEN
Exec Dt:
08/22/1989
2
EMBERGER, ROLAND
Exec Dt:
08/22/1989
3
GUNTERT, MATTHIAS
Exec Dt:
08/22/1989
4
HOPP, RUDOLF
Exec Dt:
08/22/1989
5
KOPSEL, MANFRED
Exec Dt:
08/22/1989
6
SAND, THEODOR
Exec Dt:
08/22/1989
7
WERKHOFF, PETER
Exec Dt:
08/22/1989
Assignee
1
HAARMANN & REIMER GMBH, HOLZMINDEN, GERMANY A CORP OF GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4988526
NONE
07406481
Correspondence name and address
SPRUNG HORN KRAMER AND WOODS
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 4
Reel/Frame:005735/0409   Pages: 2
Recorded: 05/16/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
EMBERGER, ROLAND
Exec Dt:
04/08/1991
2
GUNTERT, MATTHIAS
Exec Dt:
04/08/1991
3
HOPP, RUDOLF
Exec Dt:
04/08/1991
4
KOPSEL, MANFRED
Exec Dt:
04/08/1991
5
KUHN, WALTER
Exec Dt:
04/08/1991
6
WERKHOFF, PETER
Exec Dt:
04/08/1991
Assignee
1
HAARMANN & RFIMER GMBH
A CORPORATION OF GERMANY
HOLZMINDEN,
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5145703
NONE
07701545
Correspondence name and address
LEONARD HORN
SPRUNG HORN KRAMER & WOODS
1140 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 5
Reel/Frame:005882/0837   Pages: 2
Recorded: 10/15/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BRUNING, JURGEN
Exec Dt:
08/14/1991
2
EMBERGER, ROLAND
Exec Dt:
08/14/1991
3
GUNTERT, MATTHIAS
Exec Dt:
08/14/1991
4
HOPP, RUDOLF
Exec Dt:
08/14/1991
5
KOPSEL, MANFRED
Exec Dt:
08/14/1991
6
WERKHOFF, PETER
Exec Dt:
08/14/1991
Assignee
1
HAARMANN & REIMER
A CORPORATION OF GERMANY
HOLZMINDEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5166342
NONE
07777817
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
1140 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 6
Reel/Frame:006742/0344   Pages: 2
Recorded: 09/28/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERTRAM, HEINZ-JURGEN
Exec Dt:
08/09/1993
2
EMBERGER, ROLAND
Exec Dt:
08/09/1993
3
GUNTERT, MATTHIAS
Exec Dt:
08/09/1993
4
WERKHOFF, PETER
Exec Dt:
08/09/1993
Assignee
1
HAARMANN & REIMER GMBH
HOLZMINDEN, GERMANY D 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5466827
NONE
08128440
Correspondence name and address
SPRUNG ET AL
LEONARD HORN, ESQ.
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 7
Reel/Frame:008686/0980   Pages: 3
Recorded: 08/22/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERTRAM, HEINZ-JURGEN
Exec Dt:
06/02/1997
2
BRUNING, JURGEN
Exec Dt:
06/30/1997
3
GUNTERT, MATTHIAS
Exec Dt:
06/26/1997
4
WERKHOFF, PETER
Exec Dt:
06/26/1997
5
WORNER, PETER
Exec Dt:
06/25/1997
Assignee
1
HAARMANN & REIMER GMBH
D-37601 HOLZMINDEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5830846
NONE
08916485
Correspondence name and address
SPRUNG KRAMER SCHAEFER & BRISCOE
WILLIAM C. GERSTENZANG
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 8
Reel/Frame:009907/0837   Pages: 3
Recorded: 04/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERTRAM, HEINZ-JURGEN
Exec Dt:
08/11/1997
2
WERKHOFF, PETER
Exec Dt:
08/08/1997
3
GUNTERT, MATTHIAS
Exec Dt:
08/07/1997
Assignee
1
HAARMANN & REIMER GMBH
37601 HOLZMINDEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6153770
NONE
08870352
Correspondence name and address
SPRUNG KRAMER SCHAEFER & BRISCOE
MR. WILLIAM C. GERSTENZANG
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 9
Reel/Frame:011873/0137   Pages: 2
Recorded: 05/31/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAMMER, GERHARD
Exec Dt:
05/15/2001
2
WERKHOFF, PETER
Exec Dt:
05/16/2001
3
HANSMANN, GUNTHER
Exec Dt:
05/10/2001
4
HILMER, SILKE
Exec Dt:
05/17/2001
Assignee
1
HAARMANN & REIMER GMBH
37601 HOLZMINDEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020034570
09871059
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741

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