Drill bit with a pointed cutting element and a shearing cutting element
Hall , et al. January 15, 2
Patent Grant D674422
U.S. patent number D674,422 [Application Number D/376,995] was granted by the patent office on 2013-01-15 for drill bit with a pointed cutting element and a shearing cutting element. The grantee listed for this patent is Ronald B. Crockett, David R. Hall, Francis Leany, Marcus Skeem, Casey Webb. Invention is credited to Ronald B. Crockett, David R. Hall, Francis Leany, Marcus Skeem, Casey Webb.
| United States Patent | D674,422 |
| Hall , et al. | January 15, 2013 |
Drill bit with a pointed cutting element and a shearing cutting element
Claims
CLAIM The ornamental design for a drill bit with a pointed cutting element and a shearing cutting element, as shown and described.
| Inventors: | Hall; David R. (Provo, UT), Leany; Francis (Salem, UT), Crockett; Ronald B. (Payson, UT), Webb; Casey (Provo, UT), Skeem; Marcus (Provo, UT) | ||||||||||
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| Applicant: |
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| Appl. No.: | D/376,995 | ||||||||||
| Filed: | October 15, 2010 |
Related U.S. Patent Documents
| Application Number | Filing Date | Patent Number | Issue Date | ||
|---|---|---|---|---|---|
| 12766555 | Apr 23, 2010 | ||||
| 12752323 | Apr 1, 2010 | ||||
| 29376990 | Oct 15, 2010 | ||||
| 12619305 | Nov 16, 2009 | ||||
| 11766975 | Jun 22, 2007 | 8122980 | |||
| 29376995 | |||||
| 11673634 | Feb 12, 2007 | 8109349 | |||
| Current U.S. Class: | D15/139; D15/131 |
| Current International Class: | 1509 |
| Field of Search: | ;D15/131,132,138,139,140 ;175/378,393,415,417,418,420.1,429,430 ;177/379,385,393,418,420.1,421,427,429,430,431,432 ;299/29,79.1 |
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Attorney, Agent or Firm: Townsend, III; Philip W.
Description
FIG. 1 is a bottom perspective view of a drill bit with a pointed cutting element and a shearing cutting element.
FIG. 2 is a side view of a drill bit with a pointed cutting element and a shearing cutting element; and,
FIG. 3 is a perspective view of a drill bit with a pointed cutting element and a shearing cutting element.
The broken lines in the drawings depict unclaimed environmental subject matter.
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