Shutter assembly
CA 1137821 A · Owner: Olympic Aluminum Mfg. Ltd. · Inventors: Rochman, Itzchak
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A combined window and blind unit having a window frame, an inner glass assembly and an outer glass assembly. First and second spaced-apart mounting are provided on the frame for mounting the inner and outer glass assemblies. A blind is stored adjacent the glass assemblies and means are provided for moving the blind from its stored position into the space between the glass assemblies through an opening in the frame. Guide means for the blind are provided between the first and second mounting means. The guide means preferably is made from a material which acts as a thermal barrier.
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
- Granted December 21, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 21, 1999.
- 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.