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US Patent 11821426 Progressive cavity pump

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Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

118214260

Patent Inventor Names

Nicholas E. Stanca0

Robert C. Allen0

Paul D. Stephens0

Jess P. Carlson0

Ben Parker0

David M. Pehar0

Date of Patent

November 21, 2023

Patent Application Number

172452890

Date Filed

April 30, 2021

Patent Citations

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US Patent 7735688 Rotating collar and locking and venting closure connector for an air foaming pump dispenser

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US Patent 10040083 Dispensing device

Patent Primary Examiner

CPC Code

Patent abstract

This disclosure relates to pumps and, more particularly, to progressive cavity pumps.

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