Method and apparatus for generating a weather index
CA 2471377 A1 · Owner: Johnson, Daniel G. · Inventors: Johnson, Daniel G.; Parker, Daniel J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A tradable investment index and method for weather futures comprised of , weather data transformed using thesteps of extracting historical weather data including weather measures such as precipitation wind speed,temperature and , sunshine hours providing the weather data to a computer database operating , on the values inthe database using a computer and software program and , transforming the resulting set into an index which istradable in the , financial, weather derivative or insurance markets.
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 13, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 13, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 13, 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.