Granted Patent
Utility
US 6,691,781
· Confirmation No. 3466
DOWNHOLE GAS/WATER SEPARATION AND RE-INJECTION
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2006-06-01 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2003-12-16 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-12-04 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2003-12-04 | DRW |
Drawings-only black and white line drawings | 9 | View | |
| 2001-12-12 | TRNA |
Transmittal of New Application | 5 | View | |
| 2001-12-12 | DRW |
Drawings-only black and white line drawings | 9 | View | |
| 2001-12-12 | OATH |
Oath or Declaration filed | 4 | View | |
| 2001-09-13 | TRNA |
Transmittal of New Application | 4 | View | |
| 2001-09-13 | A.PE |
Preliminary Amendment | 13 | View | |
| 2001-09-13 | SPEC |
Specification | 20 | View | |
| 2001-09-13 | CLM |
Claims | 11 | View | |
| 2001-09-13 | ABST |
Abstract | 1 | View | |
| 2001-09-13 | DRW |
Drawings-only black and white line drawings | 9 | View | |
| 2001-09-13 | LET. |
Miscellaneous Incoming Letter | 1 | View |
Inventors
Alexander Angus Grant
Doune, UNITED KINGDOM
Per Almdahl
Oslo, NORWAY
Per Eivind Gramme
Porsgrunn, NORWAY
Sven Arne Kjolberg
Porsgrunn, NORWAY
Bjarne Olsen
Lysaker, NORWAY
Terje Sondtvedt
Lysaker, NORWAY
Attorneys & Agents of Record
Classification
USPC
166/265
Prosecution
- Examiner
- STEPHENSON, DANIEL P
- Art Unit
- 3672
- Customer No.
- 25006
- Docket No.
- CAF-28802/03
- Confirmation No.
- 3466
Foreign Priority
0022411.3
·
2000-09-13
·
UNITED KINGDOM
Publication
- Pub. No.
- US20020059866A1
- Pub. Date
- 2002-05-23
Patent Term Adjustment
-137days
No related applications found.
CORRECTIVE ASSIGNMENT TO CORRECT THE 6884031;6691781;6601651 PREVIOUSLY RECORDED ON REEL 050849 FRAME 0352. ASSIGNOR(S) HEREBY CONFIRMS THE CHANGE OF NAME.
Recorded 2019-10-31
from
WEIR PUMP LIMITED
CORRECTIVE ASSIGNMENT TO CORRECT THE CHANGE OF NAME PREVIOUSLY RECORDED AT REEL: 035310 FRAME: 0121. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Recorded 2019-10-29
from
ALMDSHL, PER,
GRAMME, PER EIVIND,
GRANT, ALEXANDER ANGUS,
KJOLBERG, SVEN ARNE,
OLSEN, BJARNE,
SONDTVEDT, TERJE
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-12-12
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Quick Facts
- Patent No.
- US 6,691,781
- App. No.
- 09/951,596
- Filed
- 2001-09-13
- Granted
- 2004-02-17
- Pub. No.
- US20020059866A1
- Examiner
- STEPHENSON, DANIEL P
- Art Unit
- 3672
- PTA
- -137 days
External Links