Patent Application
Provisional
App. No. 60/445,659
· Confirmation No. 1572
Wear-resistant drill bit bodies and other components for oil and gas drilling
Provisional Application Expired
Inventors
Attorneys & Agents of Record
Prosecution
- Customer No.
- 21269
- Docket No.
- 129184
- Confirmation No.
- 1572
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2004-03-25
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2004-03-25
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Quick Facts
- App. No.
- 60/445,659
- Filed
- 2003-02-07
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