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:
May. 20, 1997
Filed:
Mar. 11, 1996
Applicant:
Inventors:
Michael A Pellico, Los Angeles, CA (US);
Veronica Sababa, Los Angeles, CA (US);
Assignee:
Laclede Professional Products, Inc., Gardena, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61C / ;
U.S. Cl.
CPC ...
424 53 ; 433215 ;
Abstract
An anhydrous dental bleaching gel composition is provided which has improved package stability, improved rheology and reduced sensitivity during use. An illustrative anhydrous dental bleaching gel composition embodying these features comprises propylene glycol, polyethylene glycol, glycerin in an amount not exceeding about 10 wt. %, neutralized carboxypolymethylene, hydroxypropylcellulose, and carbamide peroxide.