U.S. patent number D556,187 [Application Number D/263,975] was granted by the patent office on 2007-11-27 for headphone. This patent grant is currently assigned to Toong In Electronic Corp.. Invention is credited to Chao-Nan Feng.
United States Patent | D556,187 |
Feng | November 27, 2007 |
Inventors: | Feng; Chao-Nan (Chung Ho, TW) |
---|---|
Assignee: | Toong In Electronic Corp.
(Taipei Hsien, TW) |
Appl. No.: | D/263,975 |
Filed: | August 2, 2006 |
Current U.S. Class: | D14/205 |
Current International Class: | 1401 |
Field of Search: | ;D14/188,192,205-206,147,165,223 ;D29/112 ;2/209,410 ;181/129-130 ;381/370-371,374,376,380,377-379,381,74 ;379/430,433 |
3505684 | April 1970 | Hutchinson et al. |
D244300 | May 1977 | Besasie |
4175217 | November 1979 | Williams |
D254183 | February 1980 | Doodson |
D266417 | October 1982 | Perez |
D327888 | July 1992 | Fitzgerald |
D352036 | November 1994 | Sekita |
5406037 | April 1995 | Nageno et al. |
D358390 | May 1995 | Hayashi |
D409197 | May 1999 | Nakamura |
D434191 | November 2000 | Emilsson |
D517045 | March 2006 | Komiyama |
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.