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:
Jul. 12, 1977

Filed:

Jan. 16, 1976
Applicant:
Inventor:

Roger K Ufferfilge, Cary, IL (US);

Assignee:

Seaquist Valve Company, Cary, IL (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210316 ; 210339 ; 210432 ; 222189 ;
Abstract

A valve structure for a fluid dispenser primarily of the type known in the art as an aerosol dispenser incorporating a filter assembly comprising one or more filter elements each formed from an apertured, open mesh material of nylon or like synthetic fiber. At least one of the filter elements is mounted on a filter housing in the form of an auxiliary valve body attached to the primary valve body of the valve structure wherein the path of fluid flow is established from the interior of the dispenser to the valve chamber and the one or more filter elements are disposed in interruptive disposition relative to the path of fluid flow so as to cause filtering of any undesirable particles from the product or propellant as the product is being dispensed.


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Ufferfilge, Roger. (1977). Open mesh filter element (U.S. Patent No. 4035303). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4035303

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

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