Patents
US 8316964 B2: Drill bit transducer device
- Granted
- 2012-11-27
- Filed
- 2007-06-11 application 11761095
- Type
- Utility · 29 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
In one aspect of the present invention, a drill bit assembly has a body intermediate a shank and a working face. The working face has at least one cutting element. The drill bit also has a jack element with a distal end substantially protruding from the working face and at least one downhole material driven transducer in communication with the jack element.
Source: PVGPATDIS, file of 2026-04-10 (ipg121127.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Schlumberger Technology Corporation 7,610 patents | US company or organization | Houston, TX | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| David R. Hall | Provo, UT | 859 | PVGPATDIS, file of 2026-04-10 | |
| Christopher Durrand | Pleasant Grove, UT | 13 | PVGPATDIS, file of 2026-04-10 | |
| Paula Turner | Pleasant Grove, UT | 33 | PVGPATDIS, file of 2026-04-10 | |
| Daryl Wise | Provo, UT | 22 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| E21B | Earth or rock drilling; obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells | E21B47/13 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2010-03-10 | Assignment Assignment of assignor's interest | NOVADRILL, INC. signed 2010-01-21 | SCHLUMBERGER TECHNOLOGY CORPORATION HOUSTON, TX | 24055/457 | ECORSEXC, file of 2026-09-25 |
| 2008-10-20 | Assignment Assignment of assignor's interest | HALL, DAVID R. signed 2008-08-06 | NOVADRILL, INC. PROVO, UT | 21701/758 | PASDL, file of 2026-10-15 |
| 2007-06-11 | Assignment Assignment of assignor's interest | DURRAND, CHRISTOPHER, MR. signed 2007-06-05 TURNER, PAULA, MS. signed 2007-06-06 WISE, DARYL, MR. signed 2007-06-11 | HALL, DAVID R., MR. PROVO, UT | 19410/692 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.