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US Patent 7237986 High speed metal drill bit

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Patent Citations Received
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US Patent 12059734 Hole saw with circular sidewall openings
0
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Patent Inventor Names
Gerald Rescigno0
Li Xu0
Muniswamappa Anjanappa0
Rickey J Thomas0
Russell M Timmons0
Stephen R. Crosby0
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Patent Citations Received
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US Patent 11745273 Hole saw
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Patent abstract

A metal cutting drill bit has a shank portion, a flute portion defining a helix angle and a tip. The tip has a primary cutting edge extending to an outer periphery of the drill bit. The primary cutting edge has a rake face defining a rake angle. The rake angle is different from the helix angle at the tip of the drill bit.

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Patent Citations Received
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US Patent 11679442 Drill bit and method for making a drill bit
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=072379860
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US Patent 07237986 High speed metal drill bit US Patent 7237986 High speed metal drill bit

Infobox
Patent Number
072379860
Patent Number
72379860
Edits on 22 Sep, 2022
"Entity importer update"
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edited on 22 Sep, 2022
Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
072379860
Date of Patent
July 3, 2007
0
Patent Application Number
109141110
Date Filed
August 9, 2004
0
Official Website
https://pdfpiw.uspto.gov/.piw?Docid=072379860
Patent Primary Examiner
‌
Daniel W. Howell
0
Edits on 15 Jun, 2022
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=07237986
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 US Patent 07237986 High speed metal drill bit

Infobox
Is a
Patent
Patent
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
07237986
Date of patent
July 3, 2007
Patent application number
10914111
Date Filed
August 9, 2004
Patent primary examiner
‌
Daniel W. Howell

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