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:
4
|
|
Patent #:
|
|
Issue Dt:
|
09/19/1989
|
Application #:
|
07137559
|
Filing Dt:
|
12/22/1987
|
|
Inventor:
|
GORDON E. HART
|
|
Title:
|
METHOD AND APPARATUS FOR BREAKING GAS LOCK IN OIL WELL PUMPS
|
|
|
Assignment:
1
|
|
|
|
|
|
|
ASSIGNMENT OF ASSIGNORS INTEREST.
|
|
|
|
|
|
|
|
|
| 1900, 700-9TH AVENUE S.W. |
| CALGARY |
| ALBERTA, CANADA |
|
|
|
|
| JAMES E. YOUNG |
| PREMIERE BLDG., STE. P-206 |
| 700 FLORIDA AVE. |
| LONGMONT, CO 80501 |
|
|
|
Assignment:
2
|
|
|
|
|
|
|
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
|
|
|
|
|
|
|
|
|
| LEGAL SERVICES |
| 150 - 6TH AVENUE S.W. |
| CALGARY, ALBERTA, CANADA T2P 3 |
|
|
|
|
| LEITCH, ELIZABETH A. |
| 150 - 6TH AVENUE S.W. |
| P.O. BOX 2844 |
| CALGARY ALBERTA CANADA |
| T2P 3E3 |
|
|
|
Assignment:
3
|
|
|
|
|
|
|
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
|
|
|
|
|
|
|
|
|
| LEGAL SERVICES |
| 150 - 6TH AVENUE S.W. |
| CALGARY, ALBERTA, CANADA T2P 3 |
|
|
|
|
| ELIZABETH A. LEITCH |
| 150 - 6TH AVENUE S.W. |
| P.O. BOX 2844 |
| CALGARY ALBERTA CANADA |
| T2P 3E3 |
|
|
|
Assignment:
4
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| LEGAL SERVICES |
| 150 - 6TH AVENUE S.W. |
| CALGARY, ALBERTA, CANADA T2P 3 |
|
|
|
|
| LEITCH, ELIZABETH A. |
| 150 - 6TH AVENUE S.W. |
| P.O. BOX 2844 |
| CALGARY, ALBERTA CANADA |
| T2P 3E3 |
|
|
Search Results as of:
06/25/2024 02:54 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
|
