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Patent Assignment Assignor Details
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Assignor Name : BOHN, MARK S.
Total Assignments: 24
Assignment: 1
Reel/Frame:006175/0437   Pages: 4
Recorded: 06/15/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
05/20/1992
2
BOHN, MARK S.
Exec Dt:
05/20/1992
3
YAKOBSON, DENNIS L.
Exec Dt:
05/20/1992
Assignee
1
RENTECH, INC., A CORPORATION OF CO
1624 MARKET STREET
STE. 300A
DENVER, COLORADO 80202
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5324335
NONE
07867456
Correspondence name and address
JERRY W. BERKSTRESSER
SHOEMAKER AND MATTARE, LTD.
CRYSTAL PLAZA 1, STE. 1203
2001 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202-0286
Assignment: 2
Reel/Frame:023708/0470   Pages: 5
Recorded: 12/29/2009
Attorney Dkt #:2574-01605
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
05/20/1992
2
BOHN, MARK S.
Exec Dt:
05/20/1992
3
YAKOBSON, DENNIS L.
Exec Dt:
05/20/1992
Assignee
1
RENTECH, INC.
10877 WILSHIRE BLVD.
SUITE 710
LOS ANGELES, CALIFORNIA 90024
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
5621155
NONE
08428793
 
5620670
NONE
08470498
 
5763716
NONE
08834837
Correspondence name and address
MICHAEL E. LEMAN
CONLEY ROSE, P.C.
P. O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 3
Reel/Frame:006775/0313   Pages: 3
Recorded: 11/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BHARATHAN, DESIKAN
Exec Dt:
11/03/1993
2
BOHN, MARK S.
Exec Dt:
11/03/1993
3
WILLIAMS, THOMAS A.
Exec Dt:
11/03/1993
Assignee
1
MIDWEST RESEARCH INSTITUTE
425 VOLKER BLVD.
KANSAS CITY, MISSOURI 64110
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5417052
NONE
08147625
Correspondence name and address
EDNA M. O'CONNOR
SENIOR PATENT COUNSEL
NATIONAL RENEWABLE ENERGY LABORATORY
1617 COLE BLVD.
GOLDEN, CO 80401
Assignment: 4
Reel/Frame:006943/0442   Pages: 6
Recorded: 04/06/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
03/30/1994
2
BOHN, MARK S.
Exec Dt:
03/30/1994
3
YOKOBSON, DENNIS L.
Exec Dt:
03/30/1994
Assignee
1
RENTECH, INC.
1624 MARKET STREET, STE. 300A
DENVER, COLORADO 80030
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5504118
NONE
08212735
Correspondence name and address
JERRY W. BERKSTESSER
SHOEMAKER & MATTARE, LTD.
2001 JEFFERSON DAVIS HIGHWAY
STE. 1203, CRYSTAL PLAZA BLDG. 1
ARLINGTON, VA 22202
Assignment: 5
Reel/Frame:020941/0715   Pages: 6
Recorded: 05/14/2008
Attorney Dkt #:2574-01602/2574-01603
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
03/30/1994
2
BOHN, MARK S.
Exec Dt:
03/30/1994
3
YAKOBSON, DENNIS L.
Exec Dt:
03/30/1994
Assignee
1
RENTECH, INC.
10877 WILSHIRE BLVD., SUITE 710
LOS ANGELES, CALIFORNIA 90024
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
5506272
NONE
08470495
 
5500449
NONE
08470497
Correspondence name and address
CONLEY ROSE, P.C.
P.O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 6
Reel/Frame:031667/0273   Pages: 6
Recorded: 11/25/2013
Attorney Dkt #:011772-1601
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
03/30/1994
2
BOHN, MARK S.
Exec Dt:
03/30/1994
3
YAKOBSON, DENNIS L.
Exec Dt:
03/30/1994
Assignee
1
RENTECH, INC.
1624 MARKET STREET, SUITE 300A
DENVER, COLORADO 80030
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5504118
NONE
08212735
Correspondence name and address
TIMOTHY S. WESTBY
P.O. BOX 4078
PORTER HEDGES, LLP
HOUSTON, TX 77521
Assignment: 7
Reel/Frame:007269/0381   Pages: 7
Recorded: 11/15/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
09/30/1994
2
BOHN, MARK S.
Exec Dt:
09/30/1994
3
YAKOBOSN, DENNIS L.
Exec Dt:
09/30/1994
Assignee
1
RENTECH, INC.
1620 MARKET STREET, SUITE 401
DENVER, COLORADO 80202
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5645613
NONE
08307014
Correspondence name and address
SHOEMAKER AND MATTARE, LTD.
JERRY W. BERKSTRESSER
2001 JEFFERSON DAVIS HIGHWAY
CRYSTAL PLAZA BUILDING 1 - SUITE 1203
ARLINGTON, VIRGINIA 22202
Assignment: 8
Reel/Frame:009434/0809   Pages: 5
Recorded: 09/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
08/28/1998
2
YAKOBSON, DENNIS L.
Exec Dt:
08/28/1998
3
BOHN, MARK S.
Exec Dt:
08/28/1998
Assignee
1
RENTECH, IINC.
1331 - 17TH STREET, SUITE 720
DENVER, COLORADO 80202
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6068760
NONE
09130457
Correspondence name and address
SHOEMAKER & MATTARE, LTD.
JERRY W. BERKSTRESSER
CRYSTAL PLAZA BUILDING, SUITE 1203
2001 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 9
Reel/Frame:009766/0623   Pages: 5
Recorded: 02/10/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOHN, MARK S.
Exec Dt:
01/25/1999
2
ANSELMO, MARK
Exec Dt:
02/09/1999
Assignee
1
MIDWEST RESEARCH INSTITUTE
425 VOLKER BOULEVARD
KANSAS CITY, MISSOURI 64110
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6183241
NONE
09248065
Correspondence name and address
NATIONAL RENEWABLE ENERGY LABORATORY
KEN RICHARDSON
ASSISTANT CHIEF PATENT COUNSEL
1617 COLE BOULEVARD
GOLDEN, CO 80401
Assignment: 10
Reel/Frame:010380/0862   Pages: 4
Recorded: 11/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOHN, MARK S.
Exec Dt:
08/10/1999
2
BENHAM, CHARLES S.
Exec Dt:
08/10/1999
Assignee
1
RENTECH, INC.
12401 EAST 37TH AVENUE
DENVER, COLORADO 80239
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6306917
NONE
09376709
Correspondence name and address
PATENT LAW OFFICES OF RICK MARTIN, P.C.
RICK MARTIN
609 TERRY STREET
LONGMONT, COLORADO 80501
Assignment: 11
Reel/Frame:013935/0620   Pages: 5
Recorded: 04/09/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEHOS, MARK S.
Exec Dt:
04/01/2003
2
BOHN, MARK S.
Exec Dt:
03/26/2003
3
ANSELMO, KENNETH M.
Exec Dt:
03/26/2003
Assignee
1
MIDWEST RESEARCH INSTITUTE
425 VOLKER BOULEVARD
KANSAS CITY, MISSOURI 64110
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6487859
US20020059798
09920191
Correspondence name and address
NATIONAL RENEWABLE ENERGY LABORATORY
PAUL J. WHITE
SENIOR PATENT COUNSEL
1617 COLE BOULEVARD
GOLDEN, CO 80401
Assignment: 12
Reel/Frame:014540/0836   Pages: 5
Recorded: 09/30/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOHN, MARK S.
Exec Dt:
09/19/2003
2
SIEBARTH, JAMES E.
Exec Dt:
09/22/2003
Assignee
1
RENTECH INC.
1331 17TH STREET, SUITE 730
DENVER, COLORADO 80202
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
6730221
US20020179506
09871148
 
6712982
US20030205516
10417107
Correspondence name and address
SHOEMAKER AND MATTARE, LTD.
CHARLES W. FALLOW
2001 JEFFERSON DAVIS HWY.
SUITE 1203
ARLINGTON, VA 22202
Assignment: 13
Reel/Frame:015182/0770   Pages: 5
Recorded: 04/05/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOHN, MARK S.
Exec Dt:
10/24/2003
2
HAWTHORNE, WILLIAM H.
Exec Dt:
10/28/2003
3
IBSEN, MARK D.
Exec Dt:
10/28/2003
4
PEDERSEN, PETER S.
Exec Dt:
11/02/2003
Assignee
1
RENTECH, INC.
12401 EAST 37TH AVENUE
DENVER, COLORADO 80239
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7108835
US20050080147
10681823
Correspondence name and address
PATENT LAW OFFICES OF RICK MARTIN, P.C.
RICK MARTIN
416 COFFMAN STREET
LONGMONT, CO 80501
Assignment: 14
Reel/Frame:015998/0878   Pages: 6
Recorded: 11/19/2004
Attorney Dkt #:RM375T
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE INCORRECT APPLICATION NUMBER FROM 10/681,623 TO 10/681,823. DOCUMENT PREVIOUSLY RECORDED AT REEL 015182 FRAME 0770.
Assignors
1
BOHN, MARK S.
Exec Dt:
10/24/2003
2
HAWTHORNE, WILLIAM H.
Exec Dt:
10/28/2003
3
IBSEN, MARK D.
Exec Dt:
10/28/2003
4
PEDERSEN, PETER S.
Exec Dt:
11/02/2003
Assignee
1
RENTECH, INC.
12401 EAST 37TH AVENUE
DENVER, COLORADO 80239
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7108835
US20050080147
10681823
Correspondence name and address
RICK MARTIN
PATENT LAW OFFICES OF RICK MARTIN, P.C.
416 COFFMAN STREET
LONGMONT, CO 80501
Assignment: 15
Reel/Frame:015998/0643   Pages: 10
Recorded: 05/07/2004
Attorney Dkt #:RM375W
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHUCK B.
Exec Dt:
12/01/2003
2
BOHN, MARK S.
Exec Dt:
12/01/2003
3
DEMIREL, BELMA
Exec Dt:
12/01/2003
4
IBSEN, MARK D.
Exec Dt:
12/01/2003
5
SIEBARTH, JAMES E.
Exec Dt:
12/01/2003
Assignee
1
RENTECH, INC.
12401 EAST 37TH AVENUE
DENVER, COLORADO 80239
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6838487
NONE
10728109
Correspondence name and address
RICK MARTIN
PATENT LAW OFFICES OF RICK MARTIN, P.C.
416 COFFMAN STREET
LONGMONT, CO 80501
Assignment: 16
Reel/Frame:016600/0520   Pages: 3
Recorded: 05/25/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
12/01/2003
2
BOHN, MARK S.
Exec Dt:
12/01/2003
3
DEMIREL, BELMA
Exec Dt:
12/01/2003
4
IBSEN, MARK D.
Exec Dt:
12/01/2003
5
SIEBARTH, JAMES E.
Exec Dt:
12/01/2003
Assignee
1
RENTECH, INC.
12401 EAST 37TH AVENUE
DENVER, COLORADO 80239
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7303731
US20050196332
11005873
Correspondence name and address
AILEEN LAW
PATENT LAW OFFICES OF RICK MARTIN
416 COFFMAN STREET
LONGMONT, CO 80501
Assignment: 17
Reel/Frame:027811/0435   Pages: 7
Recorded: 03/06/2012
Attorney Dkt #:011772-0604
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
12/01/2003
2
BOHN, MARK S.
Exec Dt:
12/01/2003
3
DEMIREL, BELMA
Exec Dt:
12/01/2003
4
IBSEN, MARK D.
Exec Dt:
12/01/2003
5
SIEBARTH, JAMES E.
Exec Dt:
12/01/2003
Assignee
1
RENTECH, INC.
12401 EAST 37TH AVENUE
DENVER, COLORADO 80239
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8431081
US20110211996
13104961
Correspondence name and address
TIMOTHY S. WESTBY
PORTER HEDGES LLP
P.O. BOX 4078
HOUSTON, TX 77210-4078
Assignment: 18
Reel/Frame:031666/0872   Pages: 4
Recorded: 11/25/2013
Attorney Dkt #:011772-0600
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
12/01/2003
2
BOHN, MARK S.
Exec Dt:
12/01/2003
3
DEMIREL, BELMA
Exec Dt:
12/01/2003
4
IBSEN, MARK D.
Exec Dt:
12/01/2003
5
SIEBARTH, JAMES E.
Exec Dt:
12/01/2003
Assignee
1
RENTECH, INC.
12401 EAST 37TH AVENUE
DENVER, COLORADO 80239
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6838487
NONE
10728109
Correspondence name and address
TIMOTHY S. WESTBY
P.O. BOX 4078
PORTER HEDGES, LLP
HOUSTON, TX 77521
Assignment: 19
Reel/Frame:017920/0125   Pages: 6
Recorded: 07/12/2006
Attorney Dkt #:375-0321
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAKOBSON, DENNIS L.
Exec Dt:
07/12/2006
2
PHILIPP, ELIJAH C.
Exec Dt:
07/12/2006
3
BOHN, MARK S.
Exec Dt:
07/07/2006
Assignee
1
RENTECH, INC.
12401 EAST 37TH AVENUE
DENVER, COLORADO 80239
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7544719
US20080015266
11456962
Correspondence name and address
AILEEN LAW
416 COFFMAN STREET
LONGMONT, CO 80501
Assignment: 20
Reel/Frame:022706/0250   Pages: 6
Recorded: 05/19/2009
Attorney Dkt #:2574-01108
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAKOBSON, DENNIS L.
Exec Dt:
07/12/2006
2
PHILIPP, ELIJAH C.
Exec Dt:
07/12/2006
3
BOHN, MARK S.
Exec Dt:
07/07/2006
Assignee
1
RENTECH, INC.
10877 WILSHIRE BLVD.
SUITE 710
LOS ANGELES, CALIFORNIA 90024
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7683006
US20090227448
12412779
Correspondence name and address
TIMOTHY S. WESTBY
CONLEY ROSE, P.C.
P. O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 21
Reel/Frame:019246/0619   Pages: 6
Recorded: 05/04/2007
Attorney Dkt #:2574-01900
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
04/05/2007
2
BOHN, MARK S.
Exec Dt:
04/04/2007
3
YAKOBSON, DENNIS L.
Exec Dt:
05/02/2007
Assignee
1
RENTECH, INC.
10877 WILSHIRE BLVD.
SUITE 710
LOS ANGELES, CALIFORNIA 90024
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6534552
US20020032244
09870466
Correspondence name and address
TIMOTHY S. WESTBY
600 TRAVIS STREET, SUITE 7100
P. O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 22
Reel/Frame:019246/0685   Pages: 6
Recorded: 05/04/2007
Attorney Dkt #:2574-01608
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
04/05/2007
2
BOHN, MARK S.
Exec Dt:
04/04/2007
3
YAKOBSON, DENNIS L.
Exec Dt:
05/02/2007
Assignee
1
RENTECH, INC.
10877 WILSHIRE BLVD.
SUITE 710
LOS ANGELES, CALIFORNIA 90024
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5543437
NONE
08470496
Correspondence name and address
TIMOTHY S. WESTBY
600 TRAVIS STREET, SUITE 7100
P. O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 23
Reel/Frame:019640/0358   Pages: 6
Recorded: 08/02/2007
Attorney Dkt #:2574-01608
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENHAM, CHARLES B.
Exec Dt:
04/05/2007
2
BOHN, MARK S.
Exec Dt:
04/04/2007
3
YAKOBSON, DENNIS L.
Exec Dt:
06/01/2007
Assignee
1
RENTECH, INC.
10877 WILSHIRE BLVD.
SUITE 710
LOS ANGELES, CALIFORNIA 90024
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5543437
NONE
08470496
Correspondence name and address
TIMOTHY S. WESTBY
CONLEY ROSE, P.C.
P. O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 24
Reel/Frame:020713/0824   Pages: 8
Recorded: 03/27/2008
Attorney Dkt #:2574-00603
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEMIREL, BELMA
Exec Dt:
02/22/2008
2
BOHN, MARK S.
Exec Dt:
02/22/2008
3
BENHAM, CHARLES B.
Exec Dt:
02/25/2008
4
SIEBARTH, JAMES E.
Exec Dt:
02/22/2008
5
IBSEN, MARK D.
Exec Dt:
03/03/2008
Assignee
1
RENTECH, INC.
10877 WILSHIRE BLVD., SUITE 710
LOS ANGELES, CALIFORNIA 90024
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7964156
US20080038159
11874661
Correspondence name and address
TIMOTHY S. WESTBY
CONLEY ROSE, P.C.
P. O. BOX 3267
HOUSTON, TX 77253-3267

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