Granted Patent
Utility
US 6,758,278
· Confirmation No. 9455
FORMING A WELLBORE CASING WHILE SIMULTANEOUSLY DRILLING A WELLBORE
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Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2008-04-10 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2006-06-21 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2006-06-19 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2004-02-02 | IFEE |
Issue Fee Payment (PTO-85B) | 2 | View | |
| 2004-01-07 | A.NA |
Amendment after Notice of Allowance (Rule 312) | 1 | View | |
| 2004-01-07 | CLM |
Claims | 10 | View | |
| 2004-01-07 | REM |
Applicant Arguments/Remarks Made in an Amendment | 2 | View | |
| 2001-12-13 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-12-13 | DRW |
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Transmittal of New Application | 2 | View | |
| 2001-09-25 | ADS |
Application Data Sheet | 4 | View | |
| 2001-09-25 | A.PE |
Preliminary Amendment | 9 | View | |
| 2001-09-25 | SPEC |
Specification | 260 | View | |
| 2001-09-25 | CLM |
Claims | 10 | View | |
| 2001-09-25 | ABST |
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Inventors
Robert Lance Cook
Katy, TX
David Paul Brisco
Duncan, OK
Lev Ring
Houston, TX
MICHAEL BULLOCK
HOUSTON, TX
Attorneys & Agents of Record
Classification
USPC
166/380
Prosecution
- Examiner
- DOUGHERTY, JENNIFER R
- Art Unit
- 3672
- Customer No.
- 96792
- Docket No.
- 2725-06600
- Confirmation No.
- 9455
Publication
- Pub. No.
- US20020050360A1
- Pub. Date
- 2002-05-02
Patent Term Adjustment
-23days
Parent
is a Division of
→
App. 09/523,468
· US 6,640,903
Filed 2000-03-10
· Patented Case
Parent
is a Continuation in-part of
→
App. 09/510,913
· US 7,357,188
Filed 2000-02-23
· Patented Case
Parent
Claims priority from a provisional application
→
App. 60/121,702
Filed 1999-02-25
· Provisional Application Expired
Parent
is a Continuation in-part of
→
App. 09/502,350
· US 6,823,937
Filed 2000-02-10
· Patented Case
Parent
Claims priority from a provisional application
→
App. 60/119,611
Filed 1999-02-11
· Provisional Application Expired
Parent
is a Continuation in-part of
→
App. 09/454,139
· US 6,497,289
Filed 1999-12-03
· Patented Case
Parent
Claims priority from a provisional application
→
App. 60/111,293
Filed 1998-12-07
· Provisional Application Expired
from
SHELL OIL COMPANY
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2010-07-30
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2008-02-08
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Quick Facts
- Patent No.
- US 6,758,278
- App. No.
- 09/962,468
- Filed
- 2001-09-25
- Granted
- 2004-07-06
- Pub. No.
- US20020050360A1
- Examiner
- DOUGHERTY, JENNIFER R
- Art Unit
- 3672
- PTA
- -23 days
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