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:
Jun. 04, 2019
Filed:
Aug. 11, 2017
Rem Brands, Inc., Walton, KY (US);
David J. Schneider, Union, KY (US);
REM BRANDS, INC., Walton, KY (US);
Abstract
A filter is treated with a reduced amount of a halo active aromatic sulfanomide compound of Formula (I): wherein R, R, R, R, and Rare independently selected from hydrogen, COOR', CON(R″), alkoxy, CN, NO, SOR″, halogen, substituted or unsubstituted phenyl, sulfonamide, halosulfonamide, and substituted or unsubstituted C-Calkyl; R′ is hydrogen, an alkali metal, an alkaline earth metal, substituted C-Calkyl, or unsubstituted C-Calkyl; and R″ is hydrogen or substituted or unsubstituted C-Calkyl, where the two R″ groups in CON(R″)may be independently selected; X is halogen; M is an alkali or alkaline earth metal; and n is the number of water molecules per molecule of the sulfonamide compound. The compound effectively suppresses odors pre-use, in use, and post-use for extended periods of time.