Patent Application
Provisional
App. No. 60/446,046
· Confirmation No. 2487
Drill string as casing with improved cementing
Inventor:
Brent Lirette
Provisional Application Expired
Inventors
Brent Lirette
Houston, TX
Attorneys & Agents of Record
Prosecution
- Customer No.
- 36735
- Docket No.
- WEAT/0327L
- Confirmation No.
- 2487
Child
PCT
Claims priority from a provisional application
→
PCT/US2004/003702
Filed 2004-02-09
· PCT - IPER (International Preliminary Examination Report) 409-416 Mailed
Child
Claims priority from a provisional application
→
App. 12/833,679
· US RE42,877
Filed 2010-07-09
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
Claims priority from a provisional application
→
App. 10/775,048
· US 7,311,148
Filed 2004-02-09
· Patented Case
Child
Claims priority from a provisional application
→
App. 13/306,592
· US 8,403,078
Filed 2011-11-29
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
Claims priority from a provisional application
→
App. 13/851,021
Filed 2013-03-26
· Abandoned -- Failure to Pay Issue Fee
Child
Claims priority from a provisional application
→
App. 11/932,112
· US 8,066,069
Filed 2007-10-31
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
Claims priority from a provisional application
→
App. 14/289,433
· US 9,637,977
Filed 2014-05-28
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
Claims priority from a provisional application
→
App. 15/497,392
Filed 2017-04-26
· Abandoned -- Incomplete Application (Pre-examination)
No recorded assignments were found for this patent.
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Quick Facts
- App. No.
- 60/446,046
- Filed
- 2003-02-07
External Links