| Number | Name | Date | Kind |
|---|---|---|---|
| D311513 | Templeman | Oct 1990 | |
| 2021309 | Irgens | Nov 1935 | |
| 2319640 | Sink | May 1943 | |
| 2963000 | Fester | Dec 1960 | |
| 2998795 | Downie et al. | Sep 1961 | |
| 3099240 | Montague, Jr. | Jul 1963 | |
| 3114343 | Headrick et al. | Dec 1963 | |
| 3139853 | McCarthy et al. | Jul 1964 | |
| 3211119 | Kiekhaefer | Oct 1965 | |
| 3343512 | Rasmussen | Sep 1967 | |
| 3433195 | Poole | Mar 1969 | |
| 3765356 | Cook | Oct 1973 | |
| 3964417 | Williams et al. | Jun 1976 | |
| 4040373 | Jones, Jr. | Aug 1977 | |
| 4205618 | Olsson | Jun 1980 | |
| 4323355 | Kondo | Apr 1982 | |
| 4487152 | Larson | Dec 1984 | |
| 4597742 | Finkl | Jul 1986 | |
| 4708672 | Bentz | Nov 1987 | |
| 4738644 | Happel | Apr 1988 | |
| 4744779 | Koehler | May 1988 | |
| 4756265 | Lane | Jul 1988 | |
| 4977847 | Bartlett | Dec 1990 |
| Number | Date | Country |
|---|---|---|
| 226596 | May 1969 | SEX |
| 716879 | Oct 1954 | GBX |
| Entry |
|---|
| A brochure entitled "Stingray.TM. Hydrofoil Stabilizer", published by Marine Dynamics, Inc. beginning in 1988. |
| An article entitled "DOEL-FIN-Not Just Another Gadget", dated Jul., 1979. |
| An advertisement entitled "Hydrofoil G.T..TM.", published by Hydrofoil International Corp. in Jun. of 1989. |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 210697 | Jun 1988 |