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:
Aug. 26, 2014
Filed:
Sep. 18, 2008
Applicants:
Christopher Todd, Hillsborough, GB;
Sylvia Trimble, Dormore, GB;
Inventors:
Christopher Todd, Hillsborough, GB;
Sylvia Trimble, Dormore, GB;
Assignee:
SMT Research Limited, County Down, GB;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/55 (2006.01); A61Q 11/02 (2006.01); A61K 8/42 (2006.01); A61K 8/22 (2006.01); A61Q 11/00 (2006.01); A61K 8/24 (2006.01);
U.S. Cl.
CPC ...
A61Q 11/00 (2013.01); A61K 8/42 (2013.01); A61K 8/22 (2013.01); A61K 8/24 (2013.01);
Abstract
The present invention relates to a tooth bleaching preparation comprising an adduct formulated from starting materials comprising peroxide, urea and an alkali metal polyphosphate, the adduct being provided in the preparation in aqueous conditions and the preparation having a pH in aqueous solution which rises on dilution of the solution.