Electrically driven curtain device for clothes-drying
CA 2177690 A1 · Owner: Hirano, Yoshitaka · Inventors: Hirano, Yoshitaka
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to an electrically driven curtain device for a clothesdrying. The device operates when it rains while the family are out and is adapted for, the housing situation in Japan which can offer a limited living space. The basicprinciple of the invention is to protect washing against rain by the use of an umbrella called an electrically driven curtain. Also it is possible to prevent washing from being blown by a strong wind and prevent the intense sunlight from entering a room andto contribute to protection of privacy in a room.
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 October 17, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 17, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 17, 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.