Hunt; Charles V.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hunt; Charles V..The latest application filed is for "encapsulated enzyme breaker and method for use in treating subterranean formations".
- Hunt; Charles V. - Duncan OK
Trademarks
| Patent | Date |
|---|---|
| Encapsulated enzyme breaker and method for use in treating subterranean formations Grant 5,604,186 - Hunt , et al. February 18, 1 | 1997-02-18 |
| Method of gravel packing a well Grant 5,363,916 - Himes , et al. November 15, 1 | 1994-11-15 |
| Method of crosslinking cellulose and guar derivatives for treating subterranean formations Grant 5,304,620 - Holtmyer , et al. April 19, 1 | 1994-04-19 |
| Crosslinkable cellulose derivatives Grant 5,122,549 - Holtmyer , et al. * June 16, 1 | 1992-06-16 |
| Crosslinkable cellulose derivatives Grant 5,067,565 - Holtmyer , et al. * November 26, 1 | 1991-11-26 |
| Crosslinkable interpolymers Grant 5,062,969 - Holtmyer , et al. November 5, 1 | 1991-11-05 |
| Crosslinkable cellulose derivatives Grant 4,982,793 - Holtmyer , et al. January 8, 1 | 1991-01-08 |
| Non-aqueous viscosified carbon dioxide and method of use Grant 4,964,467 - Holtmyer , et al. October 23, 1 | 1990-10-23 |
| Fracturing method for stimulation of wells utilizing carbon dioxide based fluids Grant 4,554,082 - Holtmyer , et al. November 19, 1 | 1985-11-19 |
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.
| 