Trackball
Description
FIG. 1 is a top view of a track ball embodying features of the invention.
FIG. 2 is a bottom view of the track ball of FIG. 1.
FIG. 3 is a side view of the track ball of FIG. 1 ,with the opposite side being a mirror image.
FIG. 4 is a front view of the track ball of FIG. 1; and,
FIG. 5 is a rear view of the track ball of FIG. 1.
Claims
The design for a trackball, as shown and described.
Referenced Cited
U.S. Patent Documents
D253667 | December 11, 1979 | Doe |
D260794 | September 15, 1981 | Tabata |
D272921 | March 6, 1984 | Kim |
D328458 | August 4, 1992 | Barry |
D359532 | June 20, 1995 | Bro et al. |
D361559 | August 22, 1995 | Siano, Jr. |
D362242 | September 12, 1995 | Siano, Jr. |
D369154 | April 23, 1996 | Powell |
D370219 | May 28, 1996 | Blumer et al. |
D371772 | July 16, 1996 | Bird et al. |
D374001 | September 24, 1996 | Vance |
D386160 | November 11, 1997 | Young |
D387338 | December 9, 1997 | Leifer |
D392348 | March 17, 1998 | Khaimov |
D392594 | March 24, 1998 | Akins et al. |
D397374 | August 25, 1998 | Brooks |
D398297 | September 15, 1998 | Leifer |
D400194 | October 27, 1998 | Leifer |
D404027 | January 12, 1999 | Bush |
D409036 | May 4, 1999 | Bear |
D414478 | September 28, 1999 | Schimoler |
D424757 | May 9, 2000 | Clifford, Jr. |
5245146 | September 14, 1993 | Florence |
Patent History
Patent number: D442593
Type: Grant
Filed: Aug 12, 1999
Date of Patent: May 22, 2001
Inventors: Kimberly Vaghefi (Stevenson Ranch, CA), Farid Vaghefi (Stevenson Ranch, CA)
Primary Examiner: M. H. Tung
Attorney, Agent or Law Firms: Koppel & Jacobs, Michael J. Ram
Application Number: 29/109,423
Type: Grant
Filed: Aug 12, 1999
Date of Patent: May 22, 2001
Inventors: Kimberly Vaghefi (Stevenson Ranch, CA), Farid Vaghefi (Stevenson Ranch, CA)
Primary Examiner: M. H. Tung
Attorney, Agent or Law Firms: Koppel & Jacobs, Michael J. Ram
Application Number: 29/109,423
Classifications