Hummingbird feeder having removable vessel unit
US6739284B1 · kind B1 · utility
45Cited by
20References
10Claims
0Family size
Inventor
Key dates
| Filing date | Jul 29, 2002 |
| Grant date | May 25, 2004 |
| Priority date | — |
| Expiry date | Jul 29, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01K39/026
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A hummingbird feeder comprising a two-part housing and a vessel unit supported by the housing. The vessel unit may be prefilled with a sugar and water solution. Once the sugar and water solution has been emptied from the vessel unit, the two housing pieces may be separated, the empty vessel unit removed, and a full new vessel unit placed inside the housing. Alternatively, the vessel unit may be refilled.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.