The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 29, 2000

Filed:

Apr. 17, 1998
Applicant:
Inventors:

Thomas Bohm, Cologne, DE;

Ralf Hirche, Cologne, DE;

Assignee:

Leybold Vakuum GmbH, Cologne, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D / ; F04D / ;
U.S. Cl.
CPC ...
4174234 ; 417250 ; 415 90 ;

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Bohm, Thomas. (2000). Friction vacuum pump with intermediate inlet (U.S. Patent No. 6030189). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6030189

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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