Patent · US Active

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

USD674422S1 · kind S1 · design

18Cited by

143References

1Claims

0Family size

Inventors

David R. Hall · Provo, US
Francis Leany · Salem, US
Ronald B. Crockett · Payson, US
Casey Webb · Spanish Fork, US
Marcus Skeem · Provo, US

Key dates

Filing date	Oct 15, 2010
Grant date	Jan 15, 2013
Priority date	—
Expiry date	Jan 15, 2027

Classification

Technology area (CPC —)General

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.