Lefort; Marcel
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lefort; Marcel.The latest application filed is for "ethylenic silicon compounds and thermoplastic elastomers obtained therefrom".
- Lefort; Marcel - Caluire FR
- Lefort; Marcel - Caluire et Cuire FR
| Patent | Date |
|---|---|
| Ethylenic silicon compounds and thermoplastic elastomers obtained therefrom Grant 4,275,184 - Bargain , et al. June 23, 1 | 1981-06-23 |
| Ethylenic silicon compounds and thermoplastic elastomers obtained therefrom Grant 4,213,914 - Bargain , et al. July 22, 1 | 1980-07-22 |
| Organosilicon compounds with functional groups Grant 4,180,515 - Bargain , et al. December 25, 1 | 1979-12-25 |
| Ethylenic silicon compounds and thermoplastic elastomers obtained therefrom Grant 4,147,711 - Bargain , et al. April 3, 1 | 1979-04-03 |
| Polysiloxane thermoplastic elastomers Grant 4,145,508 - Bargain , et al. March 20, 1 | 1979-03-20 |
| Ethylenic silicon compounds and thermoplastic elastomers obtained therefrom Grant 4,088,670 - Bargain , et al. May 9, 1 | 1978-05-09 |
| Process for the preparation of hydrogenosilanes Grant 4,059,608 - Calas , et al. November 22, 1 | 1977-11-22 |
| Process For Obtaining Trimethylvinylsilane By Liquid-liquid Extraction Grant 3,872,145 - Breysse , et al. March 18, 1 | 1975-03-18 |
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.
| 