Swim fin
US6814640B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Jul 7, 2003 |
| Grant date | Nov 9, 2004 |
| Priority date | — |
| Expiry date | Jul 7, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2031/115
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A swim fin comprises a foot portio and a web portion. The foot portion has a shoe for receiving the foot of a wearer and has a plurality of openings in a toe end of the foot portion. The web portion extends from the foot portion and has a first end, a second end, a plurality of support members having web material associated therewith, and a plurality of bosses positioned adjacent the first end connected with the plurality of openings. In an embodiment of the swim fin, a toe end of the foot portion is curved relative to an imaginary plane extending along a lower surface of the foot portion and has the plurality of openings along a surface of the toe end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.