Patent · US Active

Oral care product

US8257721B2 · kind B2 · utility

2Cited by

7References

11Claims

0Family size

Assignee

Conopco, Inc. · US

Inventors

Michael Francis Butler · Sharnbrook, GB
Yan Deng · Shanghai, CN
Mary Heppenstall-Butler · Sharnbrook, GB
Andrew Joiner · Bebington, GB
Haiyan Li · Longbeilingcun, CN
Xiaoke Li · Shanghai, CN

Key dates

Filing date	Dec 4, 2007
Grant date	Sep 4, 2012
Priority date	—
Expiry date	Jan 25, 2028

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61Q11/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

An oral care product comprising a source of calcium ions, a source of phosphate ions, and an insoluble whitening agent for deposition onto the teeth, characterized in that the source of calcium ions and the source of phosphate ions are physically separate prior to the use of the product.

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