Gruffaz; Max
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gruffaz; Max.The latest application filed is for "catalytic preparation of ethyl acetate".
- Gruffaz; Max - La Mulatiere FR
| Patent | Date |
|---|---|
| Catalytic preparation of ethyl acetate Grant 4,275,228 - Gruffaz , et al. June 23, 1 | 1981-06-23 |
| Polymers with imide groups, and comprising a polyester free from aliphatic unsaturation Grant 4,046,835 - Gruffaz , et al. September 6, 1 | 1977-09-06 |
| Polymers possessing imide groups Grant 4,043,986 - Gruffaz , et al. August 23, 1 | 1977-08-23 |
| Curable compositions based on imide group-containing compounds Grant 4,010,220 - Gruffaz , et al. March 1, 1 | 1977-03-01 |
| Polyamines with imide groups Grant 3,998,904 - Balme , et al. December 21, 1 | 1976-12-21 |
| Preparation of suspensions of maleamic acids Grant 3,983,100 - Balme , et al. September 28, 1 | 1976-09-28 |
| Heat-resistant resins derived from a bis-imide, an epoxy resin and a polyamine Grant 3,978,152 - Gruffaz , et al. August 31, 1 | 1976-08-31 |
| Maleic anhydride-polyaldimine prepolymers Grant 3,966,678 - Gruffaz , et al. June 29, 1 | 1976-06-29 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 