Mark K Hemphill
Inventor
Stats
- 2 US patents issued
- 14 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 2 US Patents Issued
- 14 US Applications Filed
- 125 Total Citation Count
- Apr 3, 2024 Most Recent Filing
- Jul 16, 2001 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| UNITED STATES GYPSUM COMPANY | 1
2 | 2001
2002 |
Inventor Addresses
| Address | Duration |
|---|---|
| Hawthorn Woods, IL, US | Mar 28, 19 - Jan 16, 25 |
| Jarvis, CA | Dec 17, 02 - Dec 17, 02 |
| Monroe, NY | Apr 05, 05 - Apr 05, 05 |
| Monroe, NY, US | Jun 26, 03 - Jun 26, 03 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B01F: | MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING | 2 |
| B01J: | CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS | 1 |
| B28B: | SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER | 5 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 2025/0018,601 | 2025 | METHOD AND APPARATUS FOR MAKING A GYPSUM BOARD | 0 |
| 2024/0182,363 | 2024 | COATED GYPSUM SET STABILIZING PARTICLES HAVING A HYDROPHOBIC GYPSUM CORE, GYPSUM BOARD INCLUDING SAME, PROCESS FOR MAKING THE PARTICLES, AND PROCESS FOR MAKING THE GYPSUM BOARD | 0 |
| 11993054 | 2024 | Method of preparing gypsum wallboard from high salt gypsum, and related product | 0 |
| 11891336 | 2024 | Gypsum board containing high absorption paper and related methods | 0 |
| 2024/0033,972 | 2024 | METHOD AND APPARATUS FOR MAKING A GYPSUM BOARD | 0 |
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