Cowl; David J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cowl; David J..The latest application filed is for "position based personal digital assistant".
- Cowl; David J. - Sunnyvale CA
| Patent | Date |
|---|---|
| Position based personal digital assistant Grant 6,411,899 - Dussell , et al. June 25, 2 | 2002-06-25 |
| Vehicle tracker, mileage-time monitor and calibrator Grant 6,353,796 - Schipper , et al. March 5, 2 | 2002-03-05 |
| Position based personal digital assistant App 20010018663 - Dussell, William O. ; et al. | 2001-08-30 |
| Position based personal digital assistant Grant 6,266,612 - Dussell , et al. July 24, 2 | 2001-07-24 |
| Vehicle tracker, mileage-time monitor and calibrator Grant 6,088,650 - Schipper , et al. July 11, 2 | 2000-07-11 |
| Vehicle tracker mileage-time monitor and calibrator Grant 5,987,378 - Schipper , et al. November 16, 1 | 1999-11-16 |
| Position based personal digital assistant Grant 5,938,721 - Dussell , et al. August 17, 1 | 1999-08-17 |
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.
| 