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:
Jul. 26, 1988
Filed:
Jun. 24, 1985
Applicant:
Inventors:
Perialwar Regunathan, Wheaton, IL (US);
John W Tadlock, West Chicago, IL (US);
Gregory L Johnson, Wheaton, IL (US);
Assignee:
Everpure, Inc., Westmont, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
222189 ; 222190 ; 210120 ; 210136 ; 2102571 ; 2104163 ; 210472 ;
Abstract
An improved fluid dispensing system for use in dispensing beverages including unitary fluid filter cartridge adapted to be immersed in fluid to be dispensed, the fluid filter cartridge including a cannister having inlet and outlet openings in the lower end thereof, a filter septum in the filter cartridge connected to the outlet, adsorptive material disposed in the cartridge, a check valve controlled vent opening in the upper end of the cannister, and a riser stack connected to the check valve controlled vent opening.