Patent · US Active

System providing perhydrolase-catalyzed reaction

US10098824B2 · kind B2 · utility

8Cited by

50References

9Claims

0Family size

Assignee

Colgate-Palmolive Company · US

Inventors

Thomas Boyd · Metuchen, US
Guofeng Xu · Plainsboro, US
Richard Adams · Monmouth Junction, US
Robert Pierce · Berkeley Heights, US
Derek Samaroo · Edison, US
David Viscio · Prescott Valley, US
Kari A. Fosser · Folsom, US
Robert DiCosimo · Chadds Ford, US
Hong Wang · Beijing, CN

Key dates

Filing date	Dec 18, 2012
Grant date	Oct 16, 2018
Priority date	—
Expiry date	Dec 18, 2032

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/882
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Described herein are packages for storing and dispensing multi-part tooth whitening formulations, comprising a deformable material configured to form two or more sealed chambers, e.g., wherein the first chamber contains a low viscosity liquid solution comprising an enzyme having perhydrolytic activity, and the second chamber contains a peroxide source and a at least one acyl donor substrate. Particular multi-part tooth whitening formulations using this principle and methods of use thereof are also provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.