Portable toilet
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Description
FIG. 1 is a top plan view of a portable toilet showing our new design; and
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a rear elevational view thereof; and
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
D231458 | April 1974 | Fulton et al. |
D250344 | November 21, 1978 | Sargent et al. |
D255597 | June 24, 1980 | Sargent et al. |
D255828 | July 8, 1980 | Butler et al. |
D257385 | October 14, 1980 | Sargent et al. |
3747130 | July 1973 | Sargent et al. |
3801991 | April 1974 | Fulton et al. |
3851339 | December 1974 | Flinner et al. |
3949430 | April 13, 1976 | Miller et al. |
4091475 | May 30, 1978 | Hewson et al. |
4180875 | January 1, 1980 | Sargent et al. |
4217668 | August 19, 1980 | Sargent et al. |
Patent History
Patent number: D262051
Type: Grant
Filed: Sep 18, 1979
Date of Patent: Nov 24, 1981
Assignee: Thetford Corporation (Ann Arbor, MI)
Inventors: Charles L. Sargent (Ann Arbor, MI), John A. Hoffman (Brighten, MI), John M. Antos (Ann Arbor, MI)
Primary Examiner: James R. Largen
Law Firm: Olsen and Stephenson
Application Number: 6/76,590
Type: Grant
Filed: Sep 18, 1979
Date of Patent: Nov 24, 1981
Assignee: Thetford Corporation (Ann Arbor, MI)
Inventors: Charles L. Sargent (Ann Arbor, MI), John A. Hoffman (Brighten, MI), John M. Antos (Ann Arbor, MI)
Primary Examiner: James R. Largen
Law Firm: Olsen and Stephenson
Application Number: 6/76,590
Classifications
Current U.S. Class:
D23/48
International Classification: D2302;
International Classification: D2302;