Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD381661 S
Publication typeGrant
Application numberUS 29/037,949
Publication dateJul 29, 1997
Filing dateApr 25, 1995
Publication number037949, 29037949, US D381661 S, US D381661S, US-S-D381661, USD381661 S, USD381661S
InventorsRichard K. Althans
Original AssigneeZenith Electronics Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Track ball remote control unit
US D381661 S
Abstract  available in
Previous page
Next page
  1. The ornamental design for a track ball remote control unit, as shown and described.

FIG. 1 is a top, front and left side perspective view of a track ball remote control unit showing my new design;

FIG. 2 is an enlarged top plan view thereof;

FIG. 3 is an enlarged right side elevational view thereof;

FIG. 4 is an enlarged front elevational view thereof;

FIG. 5 is an enlarged bottom plan view thereof;

FIG. 6 is an enlarged left side elevation view thereof; and,

FIG. 7 is a slightly enlarged bottom perspective view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6809722Nov 19, 1999Oct 26, 2004Yu MeiHand-held mobile mouse
U.S. ClassificationD14/218, D14/417