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:
Feb. 24, 1976
Filed:
Dec. 13, 1972
Frank E Bernett, Yardley, PA (US);
Robert J Kleinhans, Kingston, NJ (US);
Tile Council of America, Inc., Princeton, NJ (US);
Abstract
A new and improved grouting composition for impervious tile is provided which comprises not less than 50 per cent by weight of an inert filler aggregate which shall be graded with not more than 10 per cent passing a number 140 sieve and none retained on a number 6 sieve and an AFS Grain Fineness Number less than 100, but greater than 30; a water-resistant polymer emulsion having a solids content of at least 40 per cent and providing 7 to 15 per cent by weight of polymeric solids; volatile components from 5 to 15 per cent by weight and 10 to 35 per cent by weight of fine fillers which shall have an average particle size less than 140 mesh. In addition, a method for grouting impervious tiles employing such composition is also provided.