| 2607926 | Combination nursery chair and step-stool | August, 1952 | De Puy | |
| 2801426 | Disposable bag toilet | August, 1957 | La Gorce et al. | |
| 3063061 | Portable toilet | November, 1962 | Bertram | 4/484 |
| 3795923 | COMMODE CHAIR | March, 1974 | Thomas | |
| 3829908 | KNOCK-DOWN COMMODE DEVICE | August, 1974 | Thomas | |
| 3854773 | BEDSIDE COMMODE DEVICE | December, 1974 | Thomas | |
| 4606080 | Portable toilet | August, 1986 | Clementino | 4/460 |
| 5040249 | Portable, collapsible commode | August, 1991 | Diaz | 4/484 |
| 5048130 | Portable, knockdown toilet kit | September, 1991 | Brotman et al. | 4/483 |
| 5088134 | Portable non-flushing toilet | February, 1992 | Douglas | 4/484 |
| 5095556 | Portable personal commode | March, 1992 | Franey | 4/460 |
| 5807308 | Method and apparatus for treatment of air way obstructions | February, 1989 | Person et al. | 4/483 |
FIG. 1 is a top plan view of a portable toilet showing our new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a front elevtional view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side elevational view thereof; and,
FIG. 6 is a rear elevational view thereof.