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:
Sep. 19, 2017
Filed:
Aug. 27, 2013
Applicant:
John E. Nohren, Jr., St. Petersburg, FL (US);
Inventor:
John E. Nohren, Jr., St. Petersburg, FL (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 63/06 (2006.01); B01D 63/14 (2006.01); C02F 1/00 (2006.01); B01D 46/52 (2006.01);
U.S. Cl.
CPC ...
C02F 1/003 (2013.01); B01D 46/527 (2013.01); B01D 63/067 (2013.01);
Abstract
A filter assembly consists of four principal components. The principle components include a top housing containing the means to fasten in a leak proof manner to a valved top of a sport bottle; a base housing; an outer independent charged layered membrane filter; and an inner independent charged layered membrane filter. Each charged layered filter is in a cylindrical form with pleats.