| Number | Name | Date | Kind |
|---|---|---|---|
| D172372 | Wagner | Jun 1954 | |
| D314233 | Medvick | Jan 1991 | |
| 1810735 | Smith | Jun 1931 | |
| 2419503 | Scheiner | Apr 1947 | |
| 3170667 | Szohotzky | Feb 1965 | |
| 4253684 | Tolbert et al. | Mar 1981 | |
| 4436125 | Blenkush | Mar 1984 | |
| 4541457 | Blenkush | Sep 1985 | |
| 4613112 | Philipot et al. | Sep 1986 | |
| 4703957 | Blenkush | Nov 1987 | |
| 4934655 | Blenkush et al. | Jun 1990 | |
| 5104158 | Meyer et al. | Apr 1992 |
| Entry |
|---|
| "CPC Quick Couplings for Plastic Tubing", Colder Products Company product catalogue, Form CP-1, Rev 2 990, printed in U.S.A., 1989. |
| "Softube.TM. fittings", Colder Products Company product catalogue, Form ST-1, Rev 2-691, printed in U.S.A., 1990. |