Wijnberg; Hans
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wijnberg; Hans.The latest application filed is for "polymer electroluminescent device".
- Wijnberg; Hans - Groningen NL
- Wijnberg, Hans - Haren NL
| Patent | Date |
|---|---|
| 3-oxopropane-1-sulphonic acids and sulphonates Grant 6,639,103 - Wijnberg , et al. October 28, 2 | 2003-10-28 |
| Polymer Electroluminescent Device App 20020001732 - SCHOO, HERMANNUS F.M. ; et al. | 2002-01-03 |
| Process for the separation of a mixture of enantiomers App 20010051747 - Vries, Ton R. ; et al. | 2001-12-13 |
| Method of preparing a thiophene-containing or furan-containing conjugated compound and precursor compound and use thereof for making semiconductor device Grant 6,184,540 - Chmii , et al. February 6, 2 | 2001-02-06 |
| Electrically conductive alternating copolymer and method of preparing such a copolymer Grant 5,380,807 - Havinga , et al. January 10, 1 | 1995-01-10 |
| Dioxaphosphorinanes, their preparation and use for resolving optically active compounds Grant 4,814,477 - Wijnberg , et al. March 21, 1 | 1989-03-21 |
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.
| 