Granted Patent
Utility
US 6,561,227
· Confirmation No. 3323
WELLBORE CASING
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2011-03-01 | EBCC.AD |
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 | |
| 2001-07-26 | DRW |
Drawings-only black and white line drawings | 26 | View | |
| 2001-05-09 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-05-09 | A.PE |
Preliminary Amendment | 5 | View | |
| 2001-05-09 | SPEC |
Specification | 82 | View | |
| 2001-05-09 | CLM |
Claims | 5 | View | |
| 2001-05-09 | ABST |
Abstract | 1 | View | |
| 2001-05-09 | DRW |
Drawings-only black and white line drawings | 26 | View | |
| 2001-05-09 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
Robert Lance Cook
Katy, TX
David Paul Brisco
Duncan, OK
R. Bruce Stewart
Hague, NETHERLANDS
Lev Ring
Houston, TX
Richard Carl Haut
Sugar Land, TX
Robert Donald Mack
Katy, TX
Attorneys & Agents of Record
Classification
USPC
138/98
Prosecution
- Examiner
- BRINSON, PATRICK F
- Art Unit
- 3752
- Customer No.
- 96792
- Docket No.
- 2725-05600
- Confirmation No.
- 3323
Publication
- Pub. No.
- US20010047866A1
- Pub. Date
- 2001-12-06
Patent Term Adjustment
-56days
Parent
is a Division 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
Child
is a Continuation in-part of
→
App. 11/621,129
· US 7,779,909
Filed 2007-01-09
· Patented Case
Child
is a Continuation in-part of
→
App. 10/938,225
· US 7,231,985
Filed 2004-09-10
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation of
→
App. 10/418,687
· US 7,021,390
Filed 2003-04-18
· Patented Case
Child
is a Continuation of
→
App. 10/491,709
· US 7,234,531
Filed 2004-04-02
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation in-part of
→
App. 10/938,788
· US 7,168,499
Filed 2004-09-10
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation in-part of
→
App. 10/950,869
· US 7,246,667
Filed 2004-09-27
· Patented Case
Child
is a Continuation in-part of
→
App. 12/036,410
Filed 2008-02-25
· Abandoned -- Incomplete Application (Pre-examination)
Child
is a Continuation in-part of
→
App. 10/950,749
· US 7,299,881
Filed 2004-09-27
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation in-part of
→
App. 10/303,992
· US 7,270,188
Filed 2002-11-22
· Patented Case
Child
is a Continuation in-part of
→
App. 11/859,193
Filed 2007-09-21
· Expressly Abandoned -- During Examination
Child
is a Continuation of
→
App. 10/465,835
· US 7,185,710
Filed 2003-06-13
· Patented Case
from
SHELL OIL COMPANY
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2010-07-30
from
BRISCO, DAVID PAUL,
HAUT, RICHARD CARL,
RING, LEV,
COOK, ROBERT LANCE,
STEWART, R. BRUCE,
MACK, ROBERT DONALD
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2004-06-04
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Quick Facts
- Patent No.
- US 6,561,227
- App. No.
- 09/852,026
- Filed
- 2001-05-09
- Granted
- 2003-05-13
- Pub. No.
- US20010047866A1
- Examiner
- BRINSON, PATRICK F
- Art Unit
- 3752
- PTA
- -56 days
External Links