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Drill bit with a pointed cutting element and a shearing cutting element

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Assignee: HALL DAVID RPriority: Feb 12, 2007Filed: Oct 15, 2010Granted: Jan 15, 2013
Est. expiryFeb 12, 2027(~0.6 yrs left)· nominal 20-yr term from priority
Inventors:David R. HallFrancis LeanyRonald B. CrockettCasey WebbMarcus Skeem
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PatentIndex Score
18
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154
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Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a drill bit with a pointed cutting element and a shearing cutting element, as shown and described.

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