The dash-dash lining in the figures indicate portions of the valve that form no part of the claimed design. The dash-dot-dash lines indicate bounds of the claimed design; and form no part thereof.
The dash-dash lining in the figures indicate portions of the valve that form no part of the claimed design. The dash-dot-dash lines indicate bounds of the claimed design; and form no part thereof.
| Number | Name | Date | Kind |
|---|---|---|---|
| 2998022 | Russell | Aug 1961 | A |
| 4043356 | Morris | Aug 1977 | A |
| 4586910 | Buchanan | May 1986 | A |
| D311055 | Corley | Oct 1990 | S |
| 9709183 | Frayne | Jul 2017 | B2 |
| 20100130316 | Steidle | May 2010 | A1 |
| 20120289120 | Nelson | Nov 2012 | A1 |