Granted Patent
Utility
US 6,648,081
· Confirmation No. 2014
SUBSEA WELLBORE DRILLING SYSTEM FOR REDUCING BOTTOM HOLE PRESSURE
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-07-21 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-07-21 | LET. |
Miscellaneous Incoming Letter | 2 | View | |
| 2002-03-08 | TRNA |
Transmittal of New Application | 2 | View | |
| 2002-03-08 | A.PE |
Preliminary Amendment | 7 | View | |
| 2002-03-08 | SPEC |
Specification | 20 | View | |
| 2002-03-08 | CLM |
Claims | 11 | View | |
| 2002-03-08 | ABST |
Abstract | 1 | View | |
| 2002-03-08 | DRW |
Drawings-only black and white line drawings | 4 | View | |
| 2002-03-08 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
Roger W. Fincher
Conroe, TX
Roland May
Celle, GERMANY
Peter Fontana
Houston, TX
Larry Watkins
Houston, TX
James W. MacFarlane
Katy, TX
Attorneys & Agents of Record
Classification
USPC
175/370
E21B21/08
E21B21/085
B63B21/502
E21B7/002
E21B7/128
E21B7/28
E21B17/206
E21B19/002
E21B19/09
E21B19/22
E21B21/001
E21B33/076
Prosecution
- Examiner
- TSAY, FRANK
- Art Unit
- 3672
- Customer No.
- 24923
- Docket No.
- 644-12741-C
- Confirmation No.
- 2014
Publication
- Pub. No.
- US20020092655A1
- Pub. Date
- 2002-07-18
Patent Term Adjustment
-66days
Parent
is a Continuation of
→
App. 09/353,275
· US 6,415,877
Filed 1999-07-14
· Patented Case
Parent
Claims priority from a provisional application
→
App. 60/108,601
Filed 1998-11-16
· Provisional Application Expired
Parent
Claims priority from a provisional application
→
App. 60/101,541
Filed 1998-09-23
· Provisional Application Expired
Parent
Claims priority from a provisional application
→
App. 60/092,908
Filed 1998-07-15
· Provisional Application Expired
Parent
Claims priority from a provisional application
→
App. 60/095,188
Filed 1998-08-03
· Provisional Application Expired
Child
is a Continuation of
→
App. 10/716,106
· US 6,854,532
Filed 2003-11-17
· Patented Case
Child
is a Continuation of
→
App. 11/372,803
· US 7,721,822
Filed 2006-03-10
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation of
→
App. 11/455,041
· US 7,806,203
Filed 2006-06-16
· Patented Case
Child
is a Continuation of
→
App. 10/809,648
· US 7,096,975
Filed 2004-03-25
· Patented Case
Child
is a Continuation of
→
App. 11/674,558
Filed 2007-02-13
· Abandoned -- Incomplete Application (Pre-examination)
Child
is a Continuation of
→
App. 12/099,706
Filed 2008-04-08
· Abandoned -- Incomplete Application (Pre-examination)
Child
is a Continuation of
→
App. 10/936,858
· US 7,174,975
Filed 2004-09-09
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation of
→
App. 10/783,471
· US 7,114,581
Filed 2004-02-20
· Patented Case
Child
is a Continuation in-part of
→
App. 10/191,152
· US 7,270,185
Filed 2002-07-09
· Patented Case
Child
is a Continuation of
→
App. 11/491,245
· US 8,011,450
Filed 2006-07-21
· Patented Case
Child
is a Continuation of
→
App. 11/512,062
Filed 2006-08-29
· Abandoned -- Incomplete Application (Pre-examination)
from
DEEP VISION LLC
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2009-09-15
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2004-12-21
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Quick Facts
- Patent No.
- US 6,648,081
- App. No.
- 10/094,208
- Filed
- 2002-03-08
- Granted
- 2003-11-18
- Pub. No.
- US20020092655A1
- Examiner
- TSAY, FRANK
- Art Unit
- 3672
- PTA
- -66 days
External Links