Apparatus and method for cutting helically shaped potato pieces
CA 2204019 A1 · Owner: Burch, Russell E. Jr. · Inventors: Burch, Russell E. Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for cutting helically shaped pieces from potatoes has a top portion (10) forming a drive section, a center portion (12) forming a feed section and a lower portion (14) forming a cutting section. The drive section (10) comprises a plurality of rotatable shafts (22) extending in a circle about a central axis. The feed section (12) comprises a plurality of rotatable rods (42) arranged in a circle about the central axis each rod (42) at its , upper end connected to a lower end of a shaft (22). At least the lower part of each rod (42) has a spiral outer surface. The cutter section (14) includes a cutter (62) of hollow conical form having a series of spiral channels (80) on …
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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 November 3, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 3, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 3, 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.