Sifter apparatus
Claims
The ornamental design for a sifter apparatus, as shown and described.
| 673349 | April 1901 | Wright |
| 2537852 | January 1951 | Peterson |
| 2650741 | September 1953 | Van Guilder |
| 2710098 | June 1955 | Tilton |
| D251472 | April 3, 1979 | Hutzler et al. |
| 4179904 | December 25, 1979 | McClenny |
| D266819 | November 9, 1982 | Doyel |
| D279499 | July 2, 1985 | Case |
| D290921 | July 21, 1987 | Dardashti |
| D312188 | November 20, 1990 | Otto |
| D390069 | February 3, 1998 | DeCoster |
| D395194 | June 16, 1998 | Wong |
| D398234 | September 15, 1998 | Cautereels |
| 5850923 | December 22, 1998 | DeCoster et al. |
| D424370 | May 9, 2000 | Drees |
| D426422 | June 13, 2000 | Otto |
| D438761 | March 13, 2001 | Settele |
| D448966 | October 9, 2001 | Hsieh |
| D463205 | September 24, 2002 | Schlichting |
| D473420 | April 22, 2003 | Lo et al. |
| D475238 | June 3, 2003 | Feil |
| D480613 | October 14, 2003 | Wong |
| 6669359 | December 30, 2003 | Ancona et al. |
| 6886972 | May 3, 2005 | Buchsteiner |
| D511275 | November 8, 2005 | Fritz et al. |
| D633334 | March 1, 2011 | Kaiser et al. |
| D683578 | June 4, 2013 | Nordwall |
| 20030081498 | May 1, 2003 | Buchsteiner |
| 20050162971 | July 28, 2005 | Buchsteiner |
| 20050237852 | October 27, 2005 | Chandran |
| 20100256804 | October 7, 2010 | Freeman |
| 20140102951 | April 17, 2014 | Riha et al. |
| 20150014227 | January 15, 2015 | Riha et al. |
Type: Grant
Filed: Dec 13, 2012
Date of Patent: Jun 28, 2016
Inventors: Vincent John Riha, IV (Cleveland, OH), Christian Stewart Dixon (Cleveland, OH)
Primary Examiner: Mark Goodwin
Application Number: 29/434,765