Swivel chair

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Description

FIG. 1 is a perspective view of a swivel chair showing my new design;

FIG. 2 is a front view;

FIG. 3 is a right side view;

FIG. 4 is a left side view;

FIG. 5 is a rear view thereof;

FIG. 6 is a perspective view of a second embodiment of the swivel chair showing my new design;

FIG. 7 is a left side view thereof;

FIG. 8 is a perspective view of a third embodiment of the swivel chair showing my new design;

FIG. 9 is a front view;

FIG. 10 is a left side view; and,

FIG. 11 is a rear view thereof.

Referenced Cited
U.S. Patent Documents
D227831 July 1973 Andrus
D233808 December 1974 Ruf
D236173 August 1975 Ruf
D241288 September 1976 Tacke
D244892 July 5, 1977 Koepke
D253205 October 23, 1979 Buhk
D253206 October 23, 1979 Buhk
D254640 April 8, 1980 Deck
D255183 June 3, 1980 Locher
D259750 July 7, 1981 Buhk
D260205 August 18, 1981 Buhk
D273925 May 22, 1984 Caruso
D276396 November 20, 1984 Locher
D278869 May 21, 1985 Bohl
D279154 June 11, 1985 Aronowitz et al.
D279155 June 11, 1985 Aronowitz et al.
D282510 February 11, 1986 Diffrient
D291159 August 4, 1987 Monesi
D295925 May 31, 1988 Uredat-Neuhoff
D298188 October 25, 1988 Hensel
D299799 February 14, 1989 Muller-Deisig et al.
D305183 December 26, 1989 Carter et al.
D308605 June 19, 1990 Wecker et al.
D309383 July 24, 1990 Muller-Deisig et al.
D311286 October 16, 1990 Muller-Deisig et al.
D312003 November 13, 1990 Muller-Deisig et al.
D312536 December 4, 1990 Muller-Deisig et al.
D318184 July 16, 1991 Muller-Deisig et al.
D320507 October 8, 1991 Shields
D322363 December 17, 1991 Narita
D326369 May 26, 1992 Buchacz
3223450 December 1965 Pollack
4776633 October 11, 1988 Knoblock et al.
Other references
  • Steelcase Cat. p. 4, "Advanced Con Centrix" Chair, bottom rt. corner of page.
Patent History
Patent number: D377424
Type: Grant
Filed: May 6, 1991
Date of Patent: Jan 21, 1997
Assignee: Hon Industries, Inc. (Muscatine, IA)
Inventor: Ogden R. Olson (Muscatine, IA)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Monica A. Hannon
Law Firm: Jones, Day, Reavis & Pogue
Application Number: 7/695,760
Classifications
Current U.S. Class: D/6366; D6/364