de Vall; Franklin B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for de Vall; Franklin B..The latest application filed is for "rf transponder system with parallel resonant interrogation series resonant response".
- de Vall; Franklin B. - Boulder CO
| Patent | Date |
|---|---|
| RF transponder system with parallel resonant interrogation series resonant response Grant 5,608,417 - de Vall March 4, 1 | 1997-03-04 |
| Radio frequency identification transponder apparatus and method Grant 5,574,470 - de Vall November 12, 1 | 1996-11-12 |
| RF transponder with resonant crossover antenna coil Grant 5,541,399 - de Vall July 30, 1 | 1996-07-30 |
| Transponder system for communicating through an RF barrier Grant 5,523,750 - de Vall June 4, 1 | 1996-06-04 |
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.
| 