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US Patent 11746792 Turbomolecular pump lubricant supply systems
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Is a
Patent
Date Filed
August 4, 2021
Date of Patent
September 5, 2023
Patent Application Number
17393820
Patent Citations
US Patent 9958005 Oil-lubricated bearing device and vacuum pump
US Patent 10006492 Vacuum pump
US Patent 8123412 Vacuum pump with a bearing cage having a threaded groove
US Patent 8186937 Vacuum pump
US Patent 8202005 Bearing module for a vacuum pump
US Patent 8662841 Vacuum pump
US Patent 8851829 Vacuum pump
US Patent 9046103 Vacuum pump
Patent Inventor Names
Nicola Perrino
Patent Jurisdiction
United States Patent and Trademark Office
Patent Number
11746792
Patent Primary Examiner
Christopher S Bobish
CPC Code
F04D 29/059
F04D 29/063
F16C 33/6666
F16C 33/6685
F04D 19/042
F16N 7/12
F16N 7/18
F16N 7/366
F16C 2360/45
F04D 19/04
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