Drill bit holder
Description
The broken lines shown represent portions of the drill bit holder that form no part of the claimed design.
Claims
The ornamental design for a drill bit holder, as shown and described.
Referenced Cited
U.S. Patent Documents
| D206038 | October 1966 | Engelke et al. |
| 4122606 | October 31, 1978 | Roman |
| 4694956 | September 22, 1987 | Sims |
| 4898359 | February 6, 1990 | Gopon |
| D371945 | July 23, 1996 | Geary |
| 6401923 | June 11, 2002 | Huang |
| D563561 | March 4, 2008 | Faust, III |
| D668876 | October 16, 2012 | Tice |
| 8459995 | June 11, 2013 | Aronov |
| D709749 | July 29, 2014 | Leonard |
| D838567 | January 22, 2019 | Boltryk |
| 20050051446 | March 10, 2005 | Chen |
| 20080093240 | April 24, 2008 | Liu |
| 20090188823 | July 30, 2009 | Zwergius |
| 20110094910 | April 28, 2011 | Fleury |
| 20140299640 | October 9, 2014 | Escherich |
| 20150096911 | April 9, 2015 | Chen |
| 20190084146 | March 21, 2019 | Boltryk |
Patent History
Patent number: D979369
Type: Grant
Filed: Aug 5, 2022
Date of Patent: Feb 28, 2023
Inventor: Jiping Liao (Hengnan)
Primary Examiner: Lauren R Calve
Application Number: 29/848,818
Type: Grant
Filed: Aug 5, 2022
Date of Patent: Feb 28, 2023
Inventor: Jiping Liao (Hengnan)
Primary Examiner: Lauren R Calve
Application Number: 29/848,818
Classifications
Current U.S. Class:
D8/71