Underwater frisbee golf disc locator
US8444513B2 · kind B2 · utility
6Cited by
15References
6Claims
0Family size
Inventor
Key dates
| Filing date | Jul 15, 2011 |
| Grant date | May 21, 2013 |
| Priority date | — |
| Expiry date | Jan 18, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2225/60
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A device for a Frisbee golf disc that indicate position when submerged underwater. The present invention is attached to the center of bottom of a Frisbee golf disc and comprises of a compartment with holes. The compartment holds an effervescent tablet that reacts with water to produce bubbles. The water is able to reach the effervescent tablet through the holes. The bubbles from the reaction of the effervescent tablet escape from the holes and rise to the surface of the water to indicate position for easy retrieval.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.