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:
Jan. 24, 1978
Filed:
Jan. 30, 1976
Applicant:
Inventors:
Cicero C Brown, deceased, LATE OF Houston, TX (US);
by Joe Brown, executor, Houston, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
13753311 ; 13753315 ; 1375195 ;
Abstract
A check valve for permitting fluid flow in one direction and preventing flow in the reverse direction may comprise: a tubular body having a longitudinal flowbore therethrough; an annular seat within the flowbore; an inclined cylindrical pocket communicating with the flowbore; and a ball member movable between the pocket and sealing engagement with the seat in the flowbore to permit fluid to flow in one direction but blocking flow in the reverse direction.
Brown, deceased, Cicero. (1978). Ball check valve (U.S. Patent No. 4069840). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4069840
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile