Headphone
Latest JRT Precision Technology Inc. Patents:
Description
The broken lines form no part of the claimed design.
Claims
The ornamental design for a headphone, as shown and described.
Referenced Cited
U.S. Patent Documents
2353070 | July 1944 | Pitkin, Jr. |
2428746 | October 1947 | Veneklasen |
3272926 | September 1966 | Falkenberg |
D222547 | November 1971 | Kantor |
3661225 | May 1972 | Anderson |
D255352 | June 10, 1980 | Besasie |
D299643 | January 31, 1989 | Kubota |
4802243 | February 7, 1989 | Griffiths |
5185807 | February 9, 1993 | Bergin et al. |
D336646 | June 22, 1993 | Yamazaki et al. |
D337115 | July 6, 1993 | Yamazaki et al. |
D357254 | April 11, 1995 | Besasie |
5751825 | May 12, 1998 | Myers et al. |
D413413 | August 31, 1999 | Dillon et al. |
6654966 | December 2, 2003 | Rolla |
7444687 | November 4, 2008 | Sato et al. |
Patent History
Patent number: D615528
Type: Grant
Filed: Jul 29, 2009
Date of Patent: May 11, 2010
Assignee: JRT Precision Technology Inc. (Taipei Hsien)
Inventor: Kuan I Kuo (Taipei County)
Primary Examiner: Paula Greene
Attorney: WPAT, P.C.
Application Number: 29/340,998
Type: Grant
Filed: Jul 29, 2009
Date of Patent: May 11, 2010
Assignee: JRT Precision Technology Inc. (Taipei Hsien)
Inventor: Kuan I Kuo (Taipei County)
Primary Examiner: Paula Greene
Attorney: WPAT, P.C.
Application Number: 29/340,998
Classifications