Ofstead; Eilert A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ofstead; Eilert A..The latest application filed is for "process for the surface treatment of polymers for reinforcement-to-rubber adhesion".
- Ofstead; Eilert A. - Cuyahoga Falls OH
| Patent | Date |
|---|---|
| Process for the surface treatment of polymers for reinforcement-to-rubber adhesion Grant 5,283,119 - Shuttleworth , et al. February 1, 1 | 1994-02-01 |
| Process for the surface treatment of polymers for reinforcement-to-rubber adhesion Grant 5,053,246 - Shuttleworth , et al. October 1, 1 | 1991-10-01 |
| Syndiotactic 1,2-polybutadiene synthesis in an aqueous medium Grant 5,011,896 - Bell , et al. April 30, 1 | 1991-04-30 |
| Cyclopentene copolymerization process Grant 4,239,874 - Ofstead , et al. December 16, 1 | 1980-12-16 |
| Process for the preparation of polymers of cyclopentene or copolymers of cyclopentene with unsaturated alicyclic compounds Grant 4,172,932 - Ofstead , et al. October 30, 1 | 1979-10-30 |
| Process for the polymerization of cycloolefins Grant 4,137,390 - Ofstead January 30, 1 | 1979-01-30 |
| Metathesis polymerization of cycloolefins Grant 4,020,254 - Ofstead April 26, 1 | 1977-04-26 |
| Cycloolefin metathesis Grant 3,935,179 - Ofstead January 27, 1 | 1976-01-27 |
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.
| 