| Number | Name | Date | Kind |
|---|---|---|---|
| 1074133 | Neustaedter | Sep 1913 | A |
| 1149634 | Grigler | Aug 1915 | A |
| 1495752 | La Rue | May 1924 | A |
| 2227266 | Levin | Dec 1940 | A |
| 2520250 | Meyers | Aug 1950 | A |
| 2531302 | Schwennicke | Nov 1950 | A |
| 2617504 | Meyers | Nov 1952 | A |
| 2694427 | Hovis | Nov 1954 | A |
| 2716473 | Droutman | Aug 1955 | A |
| 2718943 | Braveman | Sep 1955 | A |
| 3058554 | Koren et al. | Oct 1962 | A |
| 3068972 | Armstrong | Dec 1962 | A |
| 3168173 | Koffler | Feb 1965 | A |
| 3289798 | Gerrie | Dec 1966 | A |
| 3372780 | Fujioka et al. | Mar 1968 | A |
| 3438467 | Milette et al. | Apr 1969 | A |
| 3623580 | Toller | Nov 1971 | A |
| 3845799 | Mittell | Nov 1974 | A |
| 3861504 | McGraw | Jan 1975 | A |
| 4160496 | Knight | Jul 1979 | A |
| 4733549 | Baker | Mar 1988 | A |
| 5107971 | Freeman | Apr 1992 | A |
| 5234756 | Kohama et al. | Aug 1993 | A |
| 5566797 | Van Himbeeck | Oct 1996 | A |
| 5566798 | Tsai | Oct 1996 | A |
| 5613273 | Tsai | Mar 1997 | A |
| 5782325 | O'Shea et al. | Jul 1998 | A |
| 5924169 | Lu | Jul 1999 | A |
| 6109404 | Bishop | Aug 2000 | A |
| Entry |
|---|
| Merriam Webster's Collegiate Dictionary, Tenth edition, p. 753.* |
| Industrial Plastics, third edition, Richardson et al. |