US Patent D873389 Double containment elbow fitting

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Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D8733890

Patent Inventor Names

Martin Kwan Yu Leung0

Date of Patent

January 21, 2020

Patent Application Number

296321970

Date Filed

January 5, 2018

Patent Citations

‌

US Patent 10024467 Fittings having arcuate stiffness ribs

Patent Citations Received

‌

US Patent D1041623 Elbow fitting

‌

US Patent 12129942 Fitting apparatus

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US Patent D1048326 Elbow fitting

Patent Primary Examiner

‌

Amy C Wierenga

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