skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : HOFFMAN, CHERISH M.
Total Assignments: 9
Assignment: 1
Reel/Frame:024194/0016   Pages: 8
Recorded: 04/06/2010
Attorney Dkt #:57031.830031.US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUYVESTEYN, WILLEM P.C.
Exec Dt:
03/29/2010
2
KIFT, JULIAN
Exec Dt:
01/26/2010
3
HOFFMAN, CHERISH M.
Exec Dt:
01/26/2010
4
THOMPSON, WHIP C.
Exec Dt:
01/26/2010
Assignee
1
MARATHON OIL CANADA CORPORATION
440 - SECOND AVENUE, N.W.
ERNST & YOUNG TOWER
CALGARY, CANADA T2P 5E9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8864982
US20110155648
12648164
Correspondence name and address
HOLLAND & HART, LLP
P.O BOX 8749
DENVER, CO 80201
Assignment: 2
Reel/Frame:025589/0331   Pages: 7
Recorded: 01/05/2011
Attorney Dkt #:57031.0016 (830044.US0)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIFT, JULIAN
Exec Dt:
12/23/2010
2
JOSHI, MAHENDRA
Exec Dt:
12/16/2010
3
THOMPSON, WHIP C.
Exec Dt:
12/23/2010
4
HOFFMAN, CHERISH M.
Exec Dt:
12/23/2010
Assignee
1
MARATHON OIL CANADA CORPORATION
440 - SECOND AVENUE, S.W.
ERNST & YOUNG TOWER
CALGARY, ALBERTA, CANADA T2P 5E9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120145602
12964612
Correspondence name and address
HOLLAND & HART LLP
PO BOX 8749
DENVER, CO 80201-8749
Assignment: 3
Reel/Frame:025866/0530   Pages: 12
Recorded: 02/25/2011
Attorney Dkt #:57031.0133 (830032.US1)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUYVESTEYN, WILLEM P.C.
Exec Dt:
02/10/2011
2
MAHENDRA, JOSHI
Exec Dt:
02/24/2011
3
KIFT, JULIAN
Exec Dt:
02/10/2011
4
ZELNIK, DOMINIC J.
Exec Dt:
02/22/2011
5
THOMPSON, WHIP C.
Exec Dt:
02/10/2011
6
HOFFMAN, CHERISH M.
Exec Dt:
02/10/2011
Assignee
1
MARATHON OIL CANADA CORPORATION
440 - SECOND AVENUE, S.W.
ERNST & YOUNG TOWER
CALGARY, ALBERTA, CANADA T2P 5E9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8877044
US20110180459
12956701
Correspondence name and address
HOLLAND & HART, LLP
P.O BOX 8749
DENVER, CO 80201
Assignment: 4
Reel/Frame:027340/0706   Pages: 10
Recorded: 12/06/2011
Attorney Dkt #:P044.01 (57031.0166)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIFT, JULIAN
Exec Dt:
11/21/2011
2
HOFFMAN, CHERISH M.
Exec Dt:
11/21/2011
3
THOMPSON, WHIP C.
Exec Dt:
11/21/2011
4
JOSHI, MAHENDRA
Exec Dt:
11/30/2011
Assignee
1
MARATHON OIL CANADA CORPORATION
440 - SECOND AVENUE, S.W.
SUITE 2400, ERNST & YOUNG TOWER
CALGARY, ALBERTA, CANADA T2P 5E9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8968556
US20120145603
13273975
Correspondence name and address
HOLLAND & HART, LLP
P.O BOX 8749
DENVER, CO 80201
Assignment: 5
Reel/Frame:027815/0170   Pages: 10
Recorded: 03/06/2012
Attorney Dkt #:P041.01 (57031.0172)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIFT, JULIAN
Exec Dt:
03/02/2012
2
JOSHI, MAHENDRA
Exec Dt:
02/21/2012
3
THOMPSON, WHIP C.
Exec Dt:
03/02/2012
4
ZELNIK, DOMINIC J.
Exec Dt:
03/05/2012
5
HOFFMAN, CHERISH M.
Exec Dt:
03/02/2012
Assignee
1
MARATHON OIL CANADA CORPORATION
440 - SECOND AVENUE, S.W.
ERNST & YOUNG TOWER
CALGARY, ALBERTA, CANADA T2P 5E9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120152809
13306733
Correspondence name and address
HOLLAND & HART, LLP
P.O BOX 8749
DENVER, CO 80201
Assignment: 6
Reel/Frame:029019/0233   Pages: 4
Recorded: 09/25/2012
Attorney Dkt #:57031.0199
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIFT, JULIAN
Exec Dt:
08/06/2012
2
HOFFMAN, CHERISH M.
Exec Dt:
08/07/2012
3
THOMPSON, WHIP C.
Exec Dt:
08/08/2012
Assignee
1
MARATHON OIL CANADA CORPORATION
2400, 440 - 2ND AVENUE SW
CALGARY, CANADA T2P 5E9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9023197
US20130026076
13557503
Correspondence name and address
SHANE M. NIEBERGALL
P.O. BOX 8749
DENVER, CO 80201
Assignment: 7
Reel/Frame:029019/0740   Pages: 6
Recorded: 09/25/2012
Attorney Dkt #:57031.0200
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JOSHI, MAHENDRA
Exec Dt:
08/09/2012
2
KIFT, JULIAN
Exec Dt:
08/06/2012
3
HOFFMAN, CHERISH M.
Exec Dt:
08/07/2012
4
THOMPSON, WHIP C.
Exec Dt:
08/08/2012
5
ZELNIK, DOMINIC J.
Exec Dt:
08/23/2012
Assignee
1
MARATHON OIL CANADA CORPORATION
2400, 440 - 2ND AVENUE SW
CALGARY, CANADA T2P 5E9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130026078
13559124
Correspondence name and address
SHANE M. NIEBERGALL
P.O. BOX 8749
DENVER, CO 80201
Assignment: 8
Reel/Frame:029019/0934   Pages: 6
Recorded: 09/25/2012
Attorney Dkt #:57031.0202
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JOSHI, MAHENDRA
Exec Dt:
08/09/2012
2
KIFT, JULIAN
Exec Dt:
08/06/2012
3
HOFFMAN, CHERISH M.
Exec Dt:
08/07/2012
4
THOMPSON, WHIP C.
Exec Dt:
08/08/2012
5
ZELNIK, DOMINIC J.
Exec Dt:
08/23/2012
Assignee
1
MARATHON OIL CANADA CORPORATION
2400, 440 - 2ND AVENUE SW
CALGARY, CANADA T2P 5E9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130026077
13558041
Correspondence name and address
SHANE M. NIEBERGALL
P.O. BOX 8749
DENVER, CO 80201
Assignment: 9
Reel/Frame:029189/0775   Pages: 5
Recorded: 10/25/2012
Attorney Dkt #:P064.01 (57031.0204)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIFT, JULIAN
Exec Dt:
09/07/2012
2
JOSHI, MAHENDRA
Exec Dt:
09/27/2012
3
HOFFMAN, CHERISH M.
Exec Dt:
09/07/2012
4
THOMPSON, WHIP C.
Exec Dt:
09/07/2012
Assignee
1
MARATHON OIL CANADA CORPORATION
2400, 440-2ND AVENUE SW
CALGARY, ALBERTA, CANADA T2P 5E9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130206647
13584432
Correspondence name and address
SCOTT A. BRAIRTON
555 17TH STREET
SUITE 3200
DENVER, CO 80202

Search Results as of: 06/06/2024 12:25 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT