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

Reel/Frame:041286/0352   Pages: 5
Recorded: 02/17/2017
Attorney Dkt #:WFT-6310-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
Issue Dt:
08/20/2019
Application #:
15299978
Filing Dt:
10/21/2016
Publication #:
Pub Dt:
04/26/2018
Title:
SUBSURFACE PUMP FOR USE IN WELL ARTIFICIAL LIFT OPERATIONS HAVING AN INTERIOR FLOW PASSAGE OF A PLUNGER BEING IN COMMUNICATION WITH A FLUID CHAMBER VIA A FILTER
Assignors
1
Exec Dt:
10/28/2016
2
Exec Dt:
02/17/2017
3
Exec Dt:
01/10/2017
Assignee
1
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Correspondence name and address
SMITH IP SERVICES, P.C.
P.O. BOX 997
ROCKWALL, TX 75087

Search Results as of: 06/23/2024 11:16 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