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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 5634747 B1

PDFFull Text
Date of Patent:
Jun. 03, 1997

Filed:

Jul. 05, 1995

Spiral drill with coolant channels and method to manufacture a spiral

Applicant:
Inventors:

Tommy Tukala, Sandviken, SE;

Leif Karlsson, Karlholmsbruk, SE;

Kent Eriksson, Gimo, SE;

Assignee:

Sandvik AB, Sandviken, SE;

Attorney:

Burns, Doane, Swecker & Mathis, L.L.P.

Primary Examiner:

M Rachuba

Assistant Examiner:

Henry W Tsai

Int. Cl.
CPC ...
B23B / ;
U.S. Cl.
CPC ...
408 59 ; 408 57 ; 408224 ; 761086 ;

Find Patent Forward Citations

Tukala, Tommy. (1997). Spiral drill with coolant channels and method to manufacture a spiral (U.S. Patent No. 5634747). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5634747

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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