Breeding floor for domestic livestock and method for breeding domestic livestock
CA 2506086 A1 · Owner: Hirose, Yuhichi · Inventors: Hirama, Minoru; Ri, Koubu; Itoh, Masahiro
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A floor and a method for breeding domestic animals the floor wherein the , floor surface (2) of a breeding house (1) for hog raising as shown in Figs. 1 to 3 is finished with concrete and air pipes (3) are laid down on the entire concrete floor surface (2), the air pipes (3) are formed of outer peripheral pipes (3a) connected along the peripheral edge parts of the concrete floor surface (2) and connection pipes (3b) connecting the right and left sides of the outer peripheral pipes (3a) to each other at specified intervals one end , of the outer peripheral pipes (3a) is connected to a blower unit (4) installed on the outside of the breeding house (1) and air is uniformly fed to the , …
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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 15, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 15, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 15, 2024.
- 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.