Orthopedic chair seat
Description
FIG. 1 is a perspective view of an orthopedic chair seat, showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a right side elevational view, as seen when in use;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a left side elevational view, as seen when in use; and
FIG. 7 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D197643 | March 1964 | Kramer |
D202550 | October 1965 | Kramer |
D220388 | April 1971 | Kramer |
D255184 | June 3, 1980 | Locher |
667316 | February 1952 | GBX |
- Interiors, Nov., 1962, p. 123, chair in top left corner of page.
Patent History
Patent number: D307221
Type: Grant
Filed: Mar 2, 1987
Date of Patent: Apr 17, 1990
Inventor: William E. Mudge (Hudson, WI)
Primary Examiner: Carmen H. Vales-Lado
Assistant Examiner: Schon C. Oppert
Law Firm: Kinney & Lange
Application Number: 7/20,673
Type: Grant
Filed: Mar 2, 1987
Date of Patent: Apr 17, 1990
Inventor: William E. Mudge (Hudson, WI)
Primary Examiner: Carmen H. Vales-Lado
Assistant Examiner: Schon C. Oppert
Law Firm: Kinney & Lange
Application Number: 7/20,673
Classifications
Current U.S. Class:
D/6502;
D/6375;
297/457