US Patent D698904 Vacuum flange ring

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D6989040

Patent Inventor Names

Michael Halpin0

Robert Brennan Milligan0

Date of Patent

February 4, 2014

Patent Application Number

294128870

Date Filed

February 8, 2012

Patent Citations Received

‌

US Patent 11988049 Alignment sub and perforating gun assembly with alignment sub

‌

US Patent D998904 Connecting ring

‌

US Patent D1015864 Nut

Patent Primary Examiner

‌

Eric Goodman

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