Patents
US 12409493 B2: Polyscrystalline diamond compact including erosion and corrosion resistant substrate
- Granted
- 2025-09-09
- Filed
- 2023-10-31 application 18498461
- Type
- Utility · 23 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Embodiments disclosed herein relate to polycrystalline diamond compacts that have a substrate including a cementing constituent constituting less than 13 weight percent (wt %) of the substrate, the cementing constituent including a cobalt alloy having and at least one alloying element, wherein the at least one alloying element constitutes less than 12 wt % of the substrate and wherein the cobalt constitutes less than 12 wt % of the substrate; and methods of making the same.
Source: PVGPATDIS, file of 2026-04-10 (ipg250909.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| US Synthetic Corporation 551 patents | US company or organization | Orem, UT | US SYNTHETIC CORPORATION State business registration EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Debkumar Mukhopadhyay | Sandy, UT | 84 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B22F | Working metallic powder; manufacture of articles from metallic powder; making metallic powder ; apparatus or devices specially adapted for metallic powder | B22F7/06 | PVGPATDIS, file of 2026-04-10 |
| C01B | Non-metallic elements; compounds thereof; ; metalloids or compounds thereof not covered by subclass c01c | C01B32/28 | PVGPATDIS, file of 2026-04-10 |
| C22C | Alloys | C22C26/00 | PVGPATDIS, file of 2026-04-10 |
| E21B | Earth or rock drilling; obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells | E21B10/567 | PVGPATDIS, file of 2026-04-10 |
| C09K | Materials for miscellaneous applications, not provided for elsewhere | C09K3/14 | 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 |
|---|---|---|---|---|---|
| 2025-07-18 | Security interest Security interest Security interest | US SYNTHETIC CORPORATION signed 2025-07-18 | KEYBANK NATIONAL ASSOCIATION OVERLAND PARK, IL | 74973/89 | PASDL, file of 2026-10-18 |
| 2025-03-13 | Assignment Assignment of assignor's interest | MUKHOPADHYAY, DEBKUMAR signed 2018-09-18 | US SYNTHETIC CORPORATION OREM, UT | 70500/709 | 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.