Apparatus and methodology for limiting ice build-up
CA 2427772 A1 · Owner: Schneider, Brian J. · Inventors: Schneider, Brian J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for limiting ice build-up in a gutter the, apparatus deployable in a gutter which has a bottom the, apparatus comprising a housing comprising sidewalls and a base comprising a top side, the sidewalls joined to the top side of the base with the side walls defining a salt block opening through which the salt block is loadable into the housing with, one of the side walls defining a flow opening for allowing frozen precipitation to pass therethrough and contact the salt block and melt.
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 May 2, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 2, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 2, 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.