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Patent Assignment Assignor Details
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Assignor Name : BURKHARDT, OLAF
Total Assignments: 13
Assignment: 1
Reel/Frame:009579/0030   Pages: 3
Recorded: 11/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MORAWIETZ, MARCUS
Exec Dt:
10/28/1998
2
HAAS, THOMAS
Exec Dt:
11/02/1998
3
BURKHARDT, OLAF
Exec Dt:
10/28/1998
4
VANHEERTUM, RUDOLF
Exec Dt:
10/28/1998
Assignee
1
DEGUSSA AKTIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9
60311 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6218580
NONE
09186892
Correspondence name and address
BEVERIDGE, DEGRANDI, WEILACHER, ET AL
JOSEPH A. DEGRANDI
1850 M STREET, N.W., SUITE 800
WASHINGTON, D.C. 20036
Assignment: 2
Reel/Frame:009861/0187   Pages: 4
Recorded: 03/31/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAAS, THOMAS
Exec Dt:
12/04/1998
2
BURKHARDT, OLAF
Exec Dt:
12/07/1998
3
MORAWIETZ, MARCUS
Exec Dt:
12/07/1998
4
VANHEERTUM, RUDOLF
Exec Dt:
12/09/1998
5
BOURREL, AGNES
Exec Dt:
03/07/1999
Assignee
1
DEGUSSA AKTIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9
60311 FRANKFURT AM MAIN 1, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6013812
NONE
09182510
Correspondence name and address
SMITH, GAMBRELL & RUSSELL, LLP
WILLIAM F. RAUCHHOLZ
1850 M STREET, N.W., SUITE 800
WASHINGTON, D.C. 20036
Assignment: 3
Reel/Frame:010378/0592   Pages: 2
Recorded: 11/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MORAWIETZ, MARCUS
Exec Dt:
09/13/1999
2
HAAS, THOMAS
Exec Dt:
09/16/1999
3
BURKHARDT, OLAF
Exec Dt:
09/21/1999
4
VANHEERTUM, RUDOLF
Exec Dt:
09/20/1999
Assignee
1
DEGUSSA-HULS AG
WEISSFRAUENSTRASSE 9
D-60311 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6265623
NONE
09384058
Correspondence name and address
PILLSBURY MADISON & SUTRO LLP
RUTH N. MORDUCH
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR, EAST TOWER
WASHINGTON, DC 20005-3918
Assignment: 4
Reel/Frame:011272/0689   Pages: 11
Recorded: 10/23/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRAUZ, KARLHEINZ
Exec Dt:
07/10/2000
2
BURKHARDT, OLAF
Exec Dt:
07/04/2000
3
BELLER, MATTHIAS
Exec Dt:
07/02/2000
4
ECKERT, MARKUS
Exec Dt:
07/07/2000
5
MORADI, WAHED
Exec Dt:
07/25/2000
6
NEUMANN, HELFRIED
Exec Dt:
07/14/2000
Assignee
1
DEGUSSA-HUELS AG
POSTFACH 13 45
63403 HANAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6294681
NONE
09604274
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL
DANIEL J. PEREIRA, PH.D.
ATTORNEYS AT LAW, FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 5
Reel/Frame:011526/0923   Pages: 12
Recorded: 02/15/2001
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF THE ASSIGNOR PREVIOUSLY RECORDED AT REEL 011272 FRAME 0689.
Assignors
1
DRAUZ, KARLHEINZ
Exec Dt:
07/10/2000
2
BURKHARDT, OLAF
Exec Dt:
07/04/2000
3
BELLER, MATTHIAS
Exec Dt:
07/02/2000
4
ECKERT, MARKUS
Exec Dt:
07/07/2000
5
MORADI, WAHID
Exec Dt:
07/25/2000
6
NEUMANN, HELFRIED
Exec Dt:
07/04/2000
Assignee
1
DEGUSSA-HUELS AG
POSTFACH 13 45
63403 HANAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6294681
NONE
09604274
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
NORMAN F. OBLON
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON , VA 22202
Assignment: 6
Reel/Frame:011315/0529   Pages: 5
Recorded: 12/05/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KARAU, ANDREAS
Exec Dt:
09/13/2000
2
WOLTINGER, JENS
Exec Dt:
09/18/2000
3
BURKHARDT, OLAF
Exec Dt:
10/02/2000
4
BOMMARIUS, ANDREAS
Exec Dt:
09/18/2000
5
BOLDT, KAI
Exec Dt:
09/26/2000
6
PHILIPPE, JEAN-LOUIS
Exec Dt:
09/13/2000
7
HENNIGES, HANS
Exec Dt:
09/29/2000
8
DRAUZ, KARLHEINZ
Exec Dt:
09/21/2000
Assignee
1
DEGUSSA-HULS AG
WEISSFRAUENSTRASSE 9
D-60311 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6472571
NONE
09676975
Correspondence name and address
PILLSBURY MADISON & SUTRO LLP
RUTH N. MORDUCH
INTELLECTUAL PROPERTY GROUP
1100 NEW YORK AVENUE, NW, NINTH FLOOR
WASHINGTON, DC 20005-3918
Assignment: 7
Reel/Frame:011740/0169   Pages: 4
Recorded: 04/27/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURKHARDT, OLAF
Exec Dt:
01/19/2001
2
WOLTINGER, JENS
Exec Dt:
01/25/2001
3
BOMMARIUS, ANDREAS
Exec Dt:
03/19/2001
4
PEREA, JUAN JOSE ALMENA
Exec Dt:
01/25/2001
5
HENNIGES, HANS
Exec Dt:
02/05/2001
6
DRAUZ, KARLHEINZ
Exec Dt:
02/05/2001
7
KARAU, ANDREAS
Exec Dt:
01/26/2001
8
PHILIPPE, JEAN-LOUIS
Exec Dt:
02/01/2001
9
KRIMMER, HANS-PETER
Exec Dt:
01/29/2001
10
OEHME, GUNTHER
Exec Dt:
03/05/2001
Assignee
1
DEGUSSA-HULS AKTIENGESELLSCHAFT
WOLFGANG, POSTFACH 13-45
DE-63403 HANAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6624248
US20010034417
09767873
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER, ET AL
J. DEREK MASON, PH.D.
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202
Assignment: 8
Reel/Frame:011840/0933   Pages: 5
Recorded: 05/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRIMMER, HANS-PETER
Exec Dt:
03/12/2001
2
WOELTINGER, JENS
Exec Dt:
03/01/2001
3
BURKHARDT, OLAF
Exec Dt:
03/09/2001
4
KLEMENT, INGO
Exec Dt:
03/06/2001
5
HENNIGES, HANS
Exec Dt:
03/05/2001
6
DRAUZ, KARLHEINZ
Exec Dt:
03/01/2001
7
BOMMARIUS, ANDREAS
Exec Dt:
03/29/2001
8
PHILIPPE, JEAN-LOUIS
Exec Dt:
03/07/2001
9
KARAU, ANDREAS
Exec Dt:
03/19/2001
Assignee
1
DEGUSSA HUELS AKTIENGESELLSCHAFT
POSTFACH 13 45
63403 HANAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6617480
US20020062004
09767684
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER, ET AL.
JOHN K. PIKE
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON, VIRGINIA 22202
Assignment: 9
Reel/Frame:011778/0498   Pages: 9
Recorded: 05/07/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAUE, STEPHAN
Exec Dt:
03/30/2001
2
LIESE, ANDREAS
Exec Dt:
03/29/2001
3
WANDREY, CHRISTIAN
Exec Dt:
03/30/2001
4
BURKHARDT, OLAF
Exec Dt:
03/30/2001
5
WOELTINGER, JENS
Exec Dt:
03/29/2001
6
BOMMARIUS, ANDREAS
Exec Dt:
03/29/2001
7
HENNIGES, HANS
Exec Dt:
04/02/2001
8
PHILIPPE, JEAN-LOUIS
Exec Dt:
03/26/2001
9
KARAU, ANDREAS
Exec Dt:
03/27/2001
10
DRAUZ, KARLHEINZ
Exec Dt:
03/27/2001
Assignees
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
2
FORSCHUNGSZENTRUM JUELICH GMBH
BENNIGSENPLATZ 1
D-52425 JUELICH, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6759559
US20020016513
09767879
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
JOHN K. PIKE, PH.D.
1755 JEFF DAVIS HWY., 4TH FLOOR
ARLINGTON, VA 22202
Assignment: 10
Reel/Frame:012242/0702   Pages: 7
Recorded: 10/10/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRAUZ, KARLHEINZ
Exec Dt:
09/14/2001
2
BURKHARDT, OLAF
Exec Dt:
09/24/2001
3
ROBERTS, STAN M.
Exec Dt:
09/24/2001
4
SKIDMORE, JOHN
Exec Dt:
09/24/2001
5
COFFEY, PAUL
Exec Dt:
09/24/2001
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1,
D-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6559283
US20020038042
09880122
Correspondence name and address
OBLON, SPIVAK, MCCLLEAND, MAIER, ET AL
JAMES J. KELLY, PH.D.
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON, VA 22202
Assignment: 11
Reel/Frame:012294/0459   Pages: 7
Recorded: 11/02/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURKHARDT, OLAF
Exec Dt:
09/24/2001
2
WOELTINGER, JENS
Exec Dt:
09/28/2001
3
KARAU, ANDREAS
Exec Dt:
10/02/2001
4
PHILIPPE, JEAN-LOUIS
Exec Dt:
10/10/2001
5
HENNINGES, HANS
Exec Dt:
09/13/2001
6
BOMMARIUS, ANDREAS
Exec Dt:
09/18/2001
7
KRIMMER, HANS-PETER
Exec Dt:
10/04/2001
8
DRAUZ, KARLHEINZ
Exec Dt:
10/08/2001
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6451943
US20020035223
09879985
Correspondence name and address
OBLON SPIVAK MCCLELLAND ET AL.
CHARU NARANG MOODY
1755 JEFFERSON DAVIS HWY, 4TH FLR
ARLINGTON, VA 22202
Assignment: 12
Reel/Frame:012801/0607   Pages: 8
Recorded: 04/17/2002
Conveyance: RE-RECORD TO CORRECT COVER SHEET BAR CODE NUMBER AND 5TH ASSIGNOR'S NAME PREVIOUSLY RECORDED AT REEL/FRAME 012294/0459
Assignors
1
BURKHARDT, OLAF
Exec Dt:
09/24/2001
2
WOELTINGER, JENS
Exec Dt:
09/28/2001
3
KARAU, ANDREAS
Exec Dt:
10/02/2001
4
PHILIPPE, JEAN-LOUIS
Exec Dt:
10/10/2001
5
HENNIGES, HANS
Exec Dt:
09/13/2001
6
BOMMARIUS, ANDREAS
Exec Dt:
09/18/2001
7
KRIMMER, HANS-PETER
Exec Dt:
10/04/2001
8
DRAUZ, KARLHEINZ
Exec Dt:
10/08/2001
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6451943
US20020035223
09879985
Correspondence name and address
OBLON SPIVAK MCCLELLAND ET AL.
NORMAN F. OBLON
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON, VA 22202
Assignment: 13
Reel/Frame:015378/0285   Pages: 3
Recorded: 05/26/2004
Attorney Dkt #:239042us
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRIMMER, HANS-PETER
Exec Dt:
10/09/2003
2
WOELTINGER, JENS
Exec Dt:
09/09/2003
3
BOMMARIUS, ANDREAS
Exec Dt:
01/16/2004
4
KLEMENT, INGO
Exec Dt:
10/13/2003
5
HENNIGES, HANS
Exec Dt:
10/10/2003
6
DRAUZ, KARLHEINZ
Exec Dt:
09/09/2003
7
BURKHARDT, OLAF
Exec Dt:
11/20/2003
8
PHILIPPE, JEAN-LOUIS
Exec Dt:
11/04/2003
9
KARAU, ANDREAS
Exec Dt:
10/14/2003
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY D-40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050101813
10656220
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314

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