Ptacek; James F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ptacek; James F..The latest application filed is for "vortex evaporation".
- Ptacek; James F. - Kansas City MO
| Patent | Date |
|---|---|
| Vortex evaporation Grant 5,620,561 - Kuhn , et al. April 15, 1 | 1997-04-15 |
| Vortex evaporator Grant 5,569,357 - Kuhn , et al. October 29, 1 | 1996-10-29 |
| Fume hood ventilation control system Grant 4,934,256 - Moss , et al. June 19, 1 | 1990-06-19 |
| Currency Testing System Grant 3,706,374 - Ptacek December 19, 1 | 1972-12-19 |
| Receiving And Transporting Apparatus For Currency Grant 3,656,615 - Ptacek April 18, 1 | 1972-04-18 |
| Combined Optical And Magnetic Transducer Grant 3,612,835 - Andrews , et al. October 12, 1 | 1971-10-12 |
| Coin Acceptor Having Resistivity And Permeability Detector Grant 3,576,244 - Ptacek , et al. April 27, 1 | 1971-04-27 |
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.
| 