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:
Mar. 12, 2002
Filed:
Nov. 24, 1999
Applicant:
Inventors:
Sonia Rahman, Strombeek-Bever, BE;
Paul Irma Albertus Van Dijk, Putte, BE;
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 1/700 ; C11D 1/100 ;
U.S. Cl.
CPC ...
C11D 1/700 ; C11D 1/100 ;
Abstract
A tablet comprising a combination of a means for providing effervescency upon contact with water, as well as a soluble salt selected from the group consisting of acetate, urea, and mixtures thereof is disclosed. The means for providing effervescence upon contact with water preferably comprises citric acid and a carbonate salt, such as a bicarbonate salt. Also disclosed is a process for making tablets according to the present invention.