Improved product disperser with enlarged non-dispensing application/distribution surface
CA 2184990 A1 · Owner: Taylor, Joann Lee · Inventors: Dornbusch, Arthur Harold; Kenneally, Dianna Chute; Taylor, Joann Lee
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to improved product dispensers for various spreadable products, including fluids, suspensions lotions, creams, emulsions, and gels. In a preferred embodiment of the present invention, the dispenser is in the form of an improved roll-on type applicator (10) with an enlarged application/distribution surface in the form of a dome (50) with an aperture (51) for exposing a portion of the rotating element (40). As product is expressed from the gap between the element and dome it follows the surface of the, element into contact with the desired surface and is thereby applied to this surface. Excess product not applied to the desired surface by the element either …
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
- Filed April 28, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 28, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 28, 2016.
- 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.