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US Patent D998758 Sealing disc for sealing vacuum valve

Overview Structured Data Issues Contributors

Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D998758

Patent Inventor Names

Ming-Sheng Tsai

Chun-Shu Hsu

Xiao Hu

Chwung-Shan Kou

Ye-Liang Zhao

Shao-Hui Zhang

Wen-Wei Gu

Szu-Min Lin

...

Date of Patent

September 12, 2023

Patent Application Number

29763967

Date Filed

December 28, 2020

Patent Citations

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US Patent D585968 Pipe flashing

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US Patent D593641 Adapter ring

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US Patent D699328 Peripheral sealing gland for elongate objects passing through a surface or beyond a pipe end

Patent Citations Received

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US Patent D1024148 Vacuum device

Patent Primary Examiner

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