Fog machine with heating element for producing fog instantaneoulsy
CA 2483702 A1 · Owner: Monitto, Perry H. · Inventors: Monitto, Perry H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
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Abstract From the Canadian patent
A fog machine has a heating chamber configured to generate fog substantially instantaneously upon powering a heating element coupled to the heating chamber. The heating chamber (16) is loaded within a casing (10). The heating plate has a heating element (30) and has a surface which defines a contact area on which the fluid is received from the reservoir (20). The contact area (37) on the heating plate (36) could be corrugated to increase the area of contact between the surface of the heating plate and the entire volume of fluid. The fluid is metered and could be delivered in the heating chamber (16) either by gravity or by a pump coupled to a controller. A level sensor to defect …
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.
Why it's free to use
- Filed April 29, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 29, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 29, 2025.
- 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.