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Patent Assignment Assignee Details
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Assignee Name : PLATTE CHEMICAL COMPANY
Total Assignments: 14
Assignment: 1
Reel/Frame:007234/0844   Pages: 3
Recorded: 09/27/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LEHS, DAVID J.
Exec Dt:
09/12/1994
Assignee
1
PLATTE CHEMICAL COMPANY
150 SOUTH MAIN STREET
FREMONT,, NEBRASKA 68025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5541152
NONE
08294000
Correspondence name and address
CAROL W. BURTON, ESQ.
HOLLAND & HART
555 SEVENTEENTH STREET
SUITE 2900
DENVER, CO 80201
Assignment: 2
Reel/Frame:008019/0344   Pages: 3
Recorded: 05/24/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RIGGLE, BRUCE D.
Exec Dt:
05/22/1996
2
SCHAFER, RONALD K.
Exec Dt:
05/23/1996
Assignee
1
PLATTE CHEMICAL COMPANY
419 18TH STREET
GREELEY, COLORADO 80631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5622912
NONE
08653222
Correspondence name and address
HOLLAND & HART LLP
CAROL W. BURTON, ESQ
555 17TH STREET, SUITE 3200
DENVER, CO 80202
Assignment: 3
Reel/Frame:008115/0963   Pages: 3
Recorded: 08/30/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEROLD, ANTHONY E.
Exec Dt:
07/24/1996
2
HAUSMANN, JAMES L.
Exec Dt:
07/29/1996
Assignee
1
PLATTE CHEMICAL COMPANY
419 18TH STREET
GREELEY, COLORADO 80631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5759226
NONE
08679930
Correspondence name and address
HOLLAND & HART LLP
CAROL W. BURTON, ESQ.
555 17TH STREET
SUITE 1200
DENVER, CO 80202
Assignment: 4
Reel/Frame:008157/0682   Pages: 3
Recorded: 09/09/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEROLD, ANTHONY E.
Exec Dt:
09/05/1996
2
HAUSMANN, JAMES L.
Exec Dt:
08/15/1996
Assignee
1
PLATTE CHEMICAL COMPANY
419 18TH STREET
GREELEY, COLORADO 80631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5681366
NONE
08689555
Correspondence name and address
HOLLAND & HART LLP
CAROL W. BURTON
555 17TH STREET, SUITE 3200
DENVER, CO 80202
Assignment: 5
Reel/Frame:008187/0123   Pages: 3
Recorded: 09/30/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEHS, DAVID J.
Exec Dt:
09/10/1996
2
PICKLE, JOHN
Exec Dt:
09/23/1996
Assignee
1
PLATTE CHEMICAL COMPANY
419 18TH STREET
GREELEY, COLORADO 80631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5637553
NONE
08688046
Correspondence name and address
HOLLAND & HART LLP
CAROL W. BURTON
555 17TH STREET, SUITE 3200
DENVER, CO 80202-3979
Assignment: 6
Reel/Frame:008572/0575   Pages: 3
Recorded: 05/21/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SCHAFER, RONALD K.
Exec Dt:
05/20/1997
Assignee
1
PLATTE CHEMICAL COMPANY
419 18TH STREET
GREELEY, COLORADO 80631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5811372
NONE
08859866
Correspondence name and address
CAROL W. BURTON, ESQ.
SUITE 3200
555 17TH STREET
P.O. BOX 8749
DENVER, CO 80201-8749
Assignment: 7
Reel/Frame:008572/0588   Pages: 3
Recorded: 05/21/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RIGGLE, BRUCE D.
Exec Dt:
05/20/1997
Assignee
1
PLATTE CHEMICAL COMPANY
419 18TH STREET
GREELEY, COLORADO 80631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5811372
NONE
08859866
Correspondence name and address
CAROL W. BURTON, ESQ.
SUITE 3200
555 17TH STREET
P.O. BOX 8749
DENVER, CO 80201-8749
Assignment: 8
Reel/Frame:009036/0781   Pages: 3
Recorded: 02/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LOVELAND INDUSTRIES, INC.
Exec Dt:
12/12/1997
Assignee
1
PLATTE CHEMICAL COMPANY
500 18TH STREET
GREELEY, COLORADO 80631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5638988
NONE
08577381
Correspondence name and address
HOLLAND & HART LLP
CAROL W. BURTON, ESQ.
555 - 17TH STREET, #3200
DENVER, CO 80202
Assignment: 9
Reel/Frame:010146/0055   Pages: 4
Recorded: 07/30/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
COOLEY, ERIC THOMAS
Exec Dt:
07/22/1999
Assignee
1
PLATTE CHEMICAL COMPANY
4687 W. 18TH STREET
GREELEY, COLORADO 80634
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6300282
NONE
09365283
Correspondence name and address
HOLLAND & HART LLP
CAROL W. BURTON, ESQ.
555 17TH STREET
SUITE 3200
DENVER, CO 80201-8749
Assignment: 10
Reel/Frame:010214/0393   Pages: 3
Recorded: 09/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ATKINSON, MICHAEL
Exec Dt:
08/24/1999
2
WORTHLEY, RANDALL
Exec Dt:
08/24/1999
Assignee
1
PLATTE CHEMICAL COMPANY
419 18TH STREET
GREELEY, COLORADO 80631
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6162764
NONE
09323863
Correspondence name and address
HOLLAND & HART LLP
CAROL W. BURTON, ESQ.
555 17TH STREET, SUITE 3200
DENVER, CO 80201-8749
Assignment: 11
Reel/Frame:011559/0813   Pages: 5
Recorded: 02/13/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
FEFER, MICHAEL
Exec Dt:
02/09/2001
Assignees
1
PETRO-CANADA
P.O. BOX 2844
A CANADIAN CORPORATION
ALBERTA, CALGARY, CANADA T2P 3
2
PLATTE CHEMICAL COMPANY
P.O. BOX 2844
4687 18TH STREET
GREELEY, COLORADO 80634
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6515031
US20020161057
09783497
Correspondence name and address
HOGAN & HARTSON LLP
CAROL W. BURTON
1200 17TH STREET, SUITE 1500
DENVER, CO 80202
Assignment: 12
Reel/Frame:011665/0265   Pages: 4
Recorded: 03/29/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RIGGLE, BRUCE D.
Exec Dt:
03/28/2001
Assignee
1
PLATTE CHEMICAL COMPANY
4687 W. 18TH STREET
GREELEY, COLORADO 80634
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6399646
NONE
09823447
Correspondence name and address
HOGAN & HARTSON LLP
CAROL W. BURTON
1200 17TH STREET, SUITE 1500
DENVER, CO 80202
Assignment: 13
Reel/Frame:012291/0127   Pages: 4
Recorded: 11/02/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GREENSIDES, THOMAS W.
Exec Dt:
10/06/2001
Assignee
1
PLATTE CHEMICAL COMPANY
4687 W. 18TH STREET
GREELEY, COLORADO 80634
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6549851
US20020138201
09816650
Correspondence name and address
HOGAN & HARTSON LLP
CAROL W. BURTON, ESQ.
1200 17TH STREET, SUITE 1500
DENVER, CO 80202
Assignment: 14
Reel/Frame:013596/0934   Pages: 3
Recorded: 12/18/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WORTHLEY, RANDALL
Exec Dt:
12/18/2002
2
BERGMAN, DANIEL
Exec Dt:
12/18/2002
Assignee
1
PLATTE CHEMICAL COMPANY
4687 W. 18TH STREET
GREELEY, COLORADO 80634
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6797673
NONE
10322963
Correspondence name and address
HOGAN & HARTSON LLP
CAROL W. BURTON, ESQ.
1200 17TH STREET, SUITE 1500
ONE TABOR CENTER
DENVER, CO 80202

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