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:
Oct. 09, 2001
Filed:
Oct. 14, 1999
Applicant:
Inventors:
Alan Thomas Brooker, Newcastle-upon-Tyne, GB;
Stephen Wayne Heinzman, Seaton Sluice Whitley Bay, GB;
Barry Thomas Ingram, Whitley Bay Tyne & Wear, GB;
Gerard Marcel Baillely, Newcastle-Upon-Tyne, GB;
Francisco Ramon Figueroa, Tyne & Wear, GB;
Assignee:
The Procter & Gamble, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/10 ; C11D 3/60 ; C11D 7/12 ; C11D 1/700 ; C11D 1/706 ;
U.S. Cl.
CPC ...
C11D 3/10 ; C11D 3/60 ; C11D 7/12 ; C11D 1/700 ; C11D 1/706 ;
Abstract
The present invention relates to a substantially anhydrous effervescent particle, having an average particle size of from 75 microns to 2 cm, comprising an anhydrous particle core, which comprises one or more components of an effervescence system intimately mixed with a substantially anhydrous stabilizing agent.