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 Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 2
Patent #:
Issue Dt:
08/21/2018
Application #:
14082026
Filing Dt:
11/15/2013
Publication #:
Pub Dt:
05/14/2015
Inventors:
Fred C. Kellermann, John Yearwood, Ronald A. De Witt, John Ely, Paul D. Deutch et al
Title:
HIGH POWER LASER HYDRAULIC FRACTURING, STIMULATION, TOOLS SYSTEMS AND METHODS
Assignment: 1
Reel/Frame:
033545/0460Recorded: 08/15/2014Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
02/04/2014
Exec Dt:
02/04/2014
Exec Dt:
02/04/2014
Exec Dt:
02/09/2014
Exec Dt:
02/04/2014
Exec Dt:
02/07/2014
Exec Dt:
02/04/2014
Exec Dt:
02/05/2014
Assignee:
8020 SOUTHPARK CIRCLE
SUITE 500
LITTLETON, COLORADO 80120
Correspondent:
GLEN P. BELVIS, STEPTOE & JOHNSON LLP
1330 CONNECTICUT AVENUE NW
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:
036109/0947Recorded: 07/15/2015Pages: 2
Conveyance:
CONFIRMATORY LICENSE (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/23/2015
Assignee:
1000 INDEPENDENCE AVE., S. W.
WASHINGTON, DISTRICT OF COLUMBIA USA 20585
Correspondent:
JAMES B. POTTS
U. S. DEPT. OF ENERGY, IPLD
9800 S. CASS AVE
ARGONNE, IL 60439

Search Results as of: 05/25/2024 03:28 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