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US Patent D982631 Drill bit

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Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D9826310

Patent Inventor Names

Weifeng Du0

Yongfeng Wang0

Haijiang Fang0

Date of Patent

April 4, 2023

Patent Application Number

297949070

Date Filed

June 15, 2021

Patent Citations Received

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US Patent D1026979 Cutting tool

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US Patent D1026981 Polycrystalline diamond compact with a tripartite raised surface

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US Patent D1026980 Polycrystalline diamond compact with a raised surface and groove therein

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