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 numberUSD552385 S1
Publication typeGrant
Application numberUS 29/267,216
Publication dateOct 9, 2007
Filing dateOct 10, 2006
Priority dateOct 10, 2006
Publication number267216, 29267216, US D552385 S1, US D552385S1, US-S1-D552385, USD552385 S1, USD552385S1
InventorsSheng-Chang Yeh
Original AssigneeSheng-Chang Yeh
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Office chair base
US D552385 S1
Abstract  available in
Previous page
Next page
  1. The ornamental design for an office chair base, as shown as described.

FIG. 1 is a perspective view of an office chair base showing my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

U.S. ClassificationD06/708.23