Abstract: The invention relates to a method of treating acne by the topical administration of an acne active ingredient in the presence of a) an anhydrous composition comprising a component that in the presence of water generates heat, and b) water. The invention also relates to an acne treatment kit comprising a first composition which is anhydrous and comprises a component that in the presence of water generates heat on the skin to which it is applied and a second composition which comprises an aqueous carrier, at least one of said compositions comprising an acne active ingredient, said compositions being stored in isolation from each other and being capable of generating heat when they are combined.
Type:
Grant
Filed:
May 9, 2017
Date of Patent:
September 7, 2021
Assignee:
RECKITT & COLMAN (OVERSEAS) HEALTH LIMITED
Inventors:
Rebecca Horne, Diane Kelly, Laurent Kirchhoffer, Richard Koontz, James Young
Abstract: The present invention provides a method of dispensing a plurality of treating compositions into a multistage automatic washing machine. The method comprises operating a device in the machine. The device comprises at least two chambers. Each chamber contains a treating composition. The chambers are activated in response to input from a sensor. The device has an associated reservoir for collection of wash liquor.
Type:
Grant
Filed:
June 26, 2017
Date of Patent:
April 21, 2020
Assignee:
RECKITT & COLMAN (OVERSEAS) HYGIENE HOME LIMITED
Inventors:
Shauna Mckenna, Edmund Pedley, David Thomas, John Wasonga