Granted Patent
Utility
PCT National Stage
Small
US 6,640,893
· Confirmation No. 7052
WELLBORE PACKER
Patented Case
View Patent ↗
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2010-06-10 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2010-06-10 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2010-05-27 | PA.. |
Power of Attorney | 4 | View | |
| 2010-05-27 | TRAN.LET |
Transmittal Letter | 1 | View | |
| 2003-09-04 | IFEE |
Issue Fee Payment (PTO-85B) | 2 | View | |
| 2001-09-28 | ABST |
Abstract | 1 | View | |
| 2001-09-28 | LET. |
Miscellaneous Incoming Letter | 21 | View |
Inventors
Classification
USPC
166/187
Prosecution
- Examiner
- NEUDER, WILLIAM P
- Art Unit
- 3672
- Docket No.
- WELA,003
- Confirmation No.
- 7052
Foreign Priority
99.03871
·
1999-03-29
·
FRANCE
Patent Term Adjustment
0days
CHANGE OF ADDRESS
Recorded 2019-04-10
from
WELLTEC A/S
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2018-10-25
from
GROUPEMENT EUROPEEN D'INTERET ECONOMIQUE (G.E.I.E.) EXPLOITATION MINIERE DE LA CHALEUR,
MESY GEO MESSSYSTEME GMBH
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2010-02-23
GROUPEMENT EUROPEEN D'INTERET ECONOMIQUE, "EXPLOITATIN MINIERE DE LA CHALEUR" (G.E.I.E.),
MESYGEO MESSSYSTEME GMBH "MESY"
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-09-28
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Quick Facts
- Patent No.
- US 6,640,893
- App. No.
- 09/937,822
- Filed
- 2001-09-28
- Granted
- 2003-11-04
- Examiner
- NEUDER, WILLIAM P
- Art Unit
- 3672
- PTA
- 0 days
External Links