Delfosse; Pierre
Patent Applications and Registrations
Patent applications and USPTO patent grants for Delfosse; Pierre.The latest application filed is for "mineral fillers and pigments containing carbonate".
- Delfosse; Pierre - Rutland VT
- Delfosse; Pierre - Paris FR
| Patent | Date |
|---|---|
| Mineral fillers and pigments containing carbonate Grant 5,292,365 - Delfosse March 8, 1 | 1994-03-08 |
| Use of ultrafine natural calcium carbonates as fillers in natural and synthetic polymers Grant 3,959,192 - Delfosse , et al. May 25, 1 | 1976-05-25 |
| Ultrafine natural calcium carbonates as coating pigments in coated papers Grant 3,940,550 - Delfosse , et al. February 24, 1 | 1976-02-24 |
| Pigment For Coating Paper And Manufacture Thereof Grant 3,798,047 - Delfosse March 19, 1 | 1974-03-19 |
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