Material for controlling pests
CA 2084960 A1 · Owner: Oouchi, Haruka · Inventors: Kasamatsu, Kiyoshi; Hatakoshi, Makoto; Oouchi, Haruka
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A material for controlling pests which contains a substrate such as papers, cloths resins, rubbers, glasses and plates which substrate is colored to a color having properties of attracting pests and contains an insect growth regulator such as juvenile hormone-like compounds and chitin synthesis inhibitors is used for reducing the damages to agricultural crops and the like by pests by sterilizing the pests and reducing their living density.
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 December 9, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 9, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 9, 2014.
- 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.