The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 19, 1977
Filed:
Nov. 03, 1975
Applicant:
Inventor:
Douglas C Ball, Senneville, CA;
Assignee:
Sunar Limited, Waterloo, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47C / ;
U.S. Cl.
CPC ...
297455 ; 297239 ; 297441 ; 297457 ; 297D / ;
Abstract
A office chair having an endless, rigid frame of metal supporting a seat and backrest in which the metal frame has a generally U-shaped configuration with curved surfaces facing a viewer and with engaged, complementary portions of the frame, seat and backrest not only accurately locating the components relative to each other for assembly, but also concealing the unfinished edged of upholstery material and maintaining it tightly and at the same time covering portions of the frame to conceal its massiveness.