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.
Patent No.:
Date of Patent:
Aug. 04, 1981
Filed:
Apr. 16, 1979
Applicant:
Inventor:
Ivar L Schoenmeyr, Laguna Niguel, CA (US);
Assignee:
Purex Corporation, Lakewood, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16N / ; F16J / ;
U.S. Cl.
CPC ...
277 / ; 277 962 ;
Abstract
Rotary sealing apparatus for sealing off between a relatively rotating shaft having an axis of rotation and mounting an impeller, and a relatively non-rotating wall through which the shaft extends, there being an annular seat on the wall, comprises:
Schoenmeyr, Ivar. (1981). Rotary face sealing apparatus (U.S. Patent No. 4281839). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4281839
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile