Portable toilet

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Description

FIG. 1 is a perspective view of a portable toilet in full lines with an advertisement shown in broken lines representing environmental association matter being for illustrative purposes only and forming no part of the claimed invention.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a right side elevational view thereof.

FIG. 5 is a left side elevational view thereof.

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

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for a portable toilet, as shown and described.

Referenced Cited
U.S. Patent Documents
4163294 August 7, 1979 Patterson
D424667 May 9, 2000 Ariza et al.
Foreign Patent Documents
2338441 July 1973 DE
Other references
  • Progressive Architecture, 2:75: Heery & Heery, New York, NY: Prototype Comfort Station for New York's Dept. of Parks, Rec. and Cult. Affairs, p. 30. 25/16.
Patent History
Patent number: D452901
Type: Grant
Filed: Jun 1, 2001
Date of Patent: Jan 8, 2002
Inventor: Lawrence D. Wieringa (Riverdale, CA)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Robert A. Delehanty
Attorney, Agent or Law Firm: Goldstein Law Offices, P.C.
Application Number: 29/142,785
Classifications
Current U.S. Class: Self-contained (i.e., Chemical Or Portable Type) (D23/299)
International Classification: 2302;