Jha; Mahesh C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Jha; Mahesh C..The latest application filed is for "process for production of value-added coproducts from coal and other carbonaceous materials".
- Jha; Mahesh C. - Arvada CO
| Patent | Date |
|---|---|
| Process for production of value-added coproducts from coal and other carbonaceous materials Grant 5,232,679 - Jha , et al. August 3, 1 | 1993-08-03 |
| Process for the manufacture of activated carbon from coal by mild gasification and hydrogenation Grant 5,187,141 - Jha , et al. February 16, 1 | 1993-02-16 |
| Use of smelter-grade sulfuric acid as true heavy-liquid media in coal cleaning Grant 4,775,106 - Jha , et al. October 4, 1 | 1988-10-04 |
| Durable zinc ferrite sorbent pellets for hot coal gas desulfurization Grant 4,732,888 - Jha , et al. March 22, 1 | 1988-03-22 |
| Recovery of precious metals from refractory low-grade ores Grant 4,731,114 - Ramadorai , et al. March 15, 1 | 1988-03-15 |
| Mixed lixiviant for separate recovery of zinc and lead from iron-containing waste materials Grant 4,614,543 - Duyvesteyn , et al. * September 30, 1 | 1986-09-30 |
| Chemical dissolution of scale formed during pressure leaching of nickeliferous oxide and silicate ores Grant 4,374,101 - Lussiez , et al. February 15, 1 | 1983-02-15 |
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.
| 