loadpatents
Patent applications and USPTO patent grants for Upton; Charles J..The latest application filed is for "method of preparing polyacetal carboxylates".
Patent | Date |
---|---|
Method of preparing polyacetal carboxylates Grant 4,201,858 - Crutchfield , et al. May 6, 1 | 1980-05-06 |
Ether dicarboxylates Grant 4,182,900 - Crutchfield , et al. January 8, 1 | 1980-01-08 |
Detergent formulations containing tetrahydropyran or 1,4-dioxane polycarboxylates and method for using same Grant 4,158,635 - Crutchfield , et al. June 19, 1 | 1979-06-19 |
Process for preparing polymeric acetal carboxylate salts Grant 4,140,676 - Crutchfield , et al. February 20, 1 | 1979-02-20 |
Tetrahydropyran and 1,4-dioxane polycarboxylate compounds, methods for making such compounds and compositions and methods employing same Grant 4,102,903 - Crutchfield , et al. July 25, 1 | 1978-07-25 |
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.