Cosmetic sticks
CA 1268423 C · Owner: Mccall, Patrick Columkille · Inventors: Mccall, Patrick Columkille
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Cosmetic stick compositions comprising one or more liquid base materials, one or more solidifying agents for the liquid base materials, and from about 2% to about 30% (by total composition volume) of chemically inert particulates of at least 10 microns in diameter and having a density less than about 0. 60 g/ml. The liquid base materials are typically present at a level of from about 10% to about 90% (by total composition weight) and the solidifying, agent is typically present at a level of from about 3% to about 70% (by total composition weight). These cosmetic sticks may be of a gel stick type or a wax stick type, depending upon the particular liquid base materials and solidifying agents …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted May 1, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 1, 2007.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.