Goldwasser; David J
Patent Applications and Registrations
Patent applications and USPTO patent grants for Goldwasser; David J.The latest application filed is for "membranes of polyurethane based materials including polyester polyols".
- Goldwasser; David J - Hillsboro OR
- Goldwasser; David J. - Hillsboro OR
- Goldwasser; David J. - Cheshire CT
| Patent | Date |
|---|---|
| Membranes of polyurethane based materials including polyester polyols Grant 7,078,091 - Bonk , et al. July 18, 2 | 2006-07-18 |
| Process for improving interfacial adhesion in a laminate Grant 7,033,458 - Chang , et al. April 25, 2 | 2006-04-25 |
| Flexible membranes Grant 6,846,534 - Bonk , et al. January 25, 2 | 2005-01-25 |
| Membranes of polyurethane based materials including polyester polyols App 20040195174 - Bonk, Henry W. ; et al. | 2004-10-07 |
| Flexible membranes App 20040013834 - Bonk, Henry W. ; et al. | 2004-01-22 |
| Flexible membranes Grant 6,582,786 - Bonk , et al. June 24, 2 | 2003-06-24 |
| Process for improving interfacial adhesion in a laminate App 20020187289 - Chang, Yihua ; et al. | 2002-12-12 |
| Fluid barrier membranes Grant 6,391,405 - Bonk , et al. May 21, 2 | 2002-05-21 |
| Barrier members including a barrier layer employing polyester polyols Grant 6,203,868 - Bonk , et al. March 20, 2 | 2001-03-20 |
| Flexible membranes Grant 6,127,026 - Bonk , et al. October 3, 2 | 2000-10-03 |
| Flexible membranes Grant 6,082,025 - Bonk , et al. July 4, 2 | 2000-07-04 |
| Novel polymer blends Grant 4,567,236 - Goldwasser , et al. January 28, 1 | 1986-01-28 |
| Product Grant 4,536,533 - Chen , et al. August 20, 1 | 1985-08-20 |
| Polyurethane prepared by reaction of an organic polyisocyanate, a chain extender and an isocyanate-reactive material of m.w. 500-20,000 characterized by the use of only 2-25 percent by weight of the latter material Grant 4,376,834 - Goldwasser , et al. March 15, 1 | 1983-03-15 |
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.
| 