| 4686725 | Mattress cushion with securement feature | August, 1987 | Mitchell | 5/481 |
| 4686724 | Support pad for nonambulatory persons | August, 1987 | Bedford | 5/481 |
| 4605582 | Body support pad | August, 1986 | Sias et al. | D6/606 |
| 4603445 | Support pad and method of manufacture | August, 1986 | Spann | 5/481 |
| 4399574 | Novel mattress pad | August, 1983 | Shuman | 5/417 |
| 4383342 | Mattress for a sitting or lying person | May, 1983 | Forster | 5/432 |
| 4320543 | Medical pillow | March, 1982 | Dixon | 5/434 |
| 4276666 | Mattress | July, 1981 | Yamada | 5/481 |
| 4070719 | Cushioning element | January, 1978 | Morgan | 5/355 |
| 3940811 | Lightweight construction materials and articles made thereof | March, 1976 | Tomikawa et al. | 5/361 |
| 3885257 | Pressure controlled resilient supporting structure | May, 1975 | Rogers | 5/345 |
| 3507071 | HOLDER FOR FISHERMAN'S FLIES | April, 1970 | Bryson | D25/125 |
| 3047282 | Upholstery units | July, 1962 | Hardy | 267/1 |
| 2785739 | Polyurethane cushions | March, 1957 | McGregor, Jr., et al. | 155/179 |
| 0658789 | N/A | October, 1900 | Legg | |
| D032525 | N/A | April, 1900 | Underwood | D6/606 |
| CA1179789 | December, 1984 | 360/1 | ||
| FR569690 | July, 1958 | |||
| IT526407 | March, 1955 | |||
| CH571845 | January, 1976 | |||
| GB1559851 | January, 1980 | 27/14 | ||
| GB2025234 | June, 1981 | |||
| GB2084867 | April, 1982 |
FIG. 1 is a top perspective view of mattress pad material showing my new design, the bottom being plain and unornamented and the ribbing being understood to extend uniformly through its indeterminate length which is shown broken-away; and
FIG. 2 is an enlarged fragmentary side elevational view thereof.