Toan; Vien Van
Patent Applications and Registrations
Patent applications and USPTO patent grants for Toan; Vien Van.The latest application filed is for "tris(hydroxyphenyl) triazines".
- Toan; Vien Van - Rheinfelden CH
- Toan; Vien Van - Lentigny CH
| Patent | Date |
|---|---|
| Tris(hydroxyphenyl) triazines Grant 10,047,231 - Vogel , et al. August 14, 2 | 2018-08-14 |
| Tris(Hydroxyphenyl) Triazines App 20090117394 - Vogel; Thomas ; et al. | 2009-05-07 |
| Naphthyltriazines as stabilizers for organic material Grant 7,087,753 - Toan , et al. August 8, 2 | 2006-08-08 |
| Naphthyltriazines as stabilizers for organic material App 20050169859 - Toan, Vien Van ; et al. | 2005-08-04 |
| Naphthyltriazines as stabilizers for organic material App 20050038245 - Toan, Vien Van ; et al. | 2005-02-17 |
| Polyoxyalkylene substituted and bridged benzotriazole derivatives Grant 6,653,484 - Toan , et al. November 25, 2 | 2003-11-25 |
| Process for the preparation of low chloride stabilizers Grant 6,472,550 - Toan , et al. October 29, 2 | 2002-10-29 |
| Polyoxyalkylene substituted and bridged benzotriazole derivatives App 20020094320 - Toan, Vien Van ; et al. | 2002-07-18 |
| Hydroxyphenyl triazines Grant 6,184,375 - Huglin , et al. February 6, 2 | 2001-02-06 |
| Hydroxyphenyltriazines Grant 6,013,704 - Hayoz , et al. January 11, 2 | 2000-01-11 |
| Hydroxyphenyltriazines Grant 5,959,008 - Birbaum , et al. September 28, 1 | 1999-09-28 |
| Polymeric compounds derived from 2-hydroxy-phenyl-s-triazines substituted with ethylenically unsaturated moieties Grant 5,869,588 - Toan , et al. February 9, 1 | 1999-02-09 |
| Bisresorcinyltriazines Grant 5,686,233 - Valet , et al. November 11, 1 | 1997-11-11 |
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.
| 