| 1331971 | Toy | February, 1970 | Adler | D21/62 |
| 1932943 | Twin ball toy | October, 1933 | Smith | D21/62 |
| 2194736 | Animal exercising and amusement device | March, 1940 | De Bruler | 272/86 |
| 2307905 | Animal exerciser | January, 1943 | Ament | 119/29 |
| 2941504 | Canine training apparatus | June, 1960 | Supowitz | 119/29 |
| 3069804 | Cartwheeling stick | December, 1962 | Cirafesi | 46/1 |
| 3104648 | Animal toy | September, 1963 | Fischer | 119/29 |
| 3120147 | Baton device and twirl holder therefor | February, 1964 | Fletcher | 84/477 |
| 3181504 | Exercising device for birds | May, 1965 | Stortz | 119/29 |
| 3459158 | PENDANT TOY FOR ANIMALS | August, 1969 | Mitchell, Jr. | 119/29 |
| 3727583 | TOY FOR AMUSEMENT OF CATS | August, 1973 | Muraro | 119/29 |
FIG. 1 is a perspective view of a flexible cat exerciser showing my new design;
FIG. 2 is a another perspective view thereof showing the exerciser in a flexed position; and
FIG. 3 is a cross sectional view thereof taken on line 3-3 of FIG. 1.