A box- or screen-like supply air terminal device and a nozzle module or nozzle unit therefor
CA 2248324 A1 · Owner: Lind, Leif · Inventors: Lind, Leif
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A supply air terminal device (1) of box-like or screen-like construction has a front wall (5) in which there are disposed a plurality of groups (10) of slots (7) with the groups and the slots in each group mutually spaced apart. Each group of slots is allocated a nozzle module (11) mounted on the inside of the wall (5). Each nozzle module (11) includes a number of nozzles (12) corresponding to the number of slots, wherein each nozzle functions to repeatedly deflect the part-flows (B) through an angle of 90~ from a delivered main flow. To this end, each nozzle (12) of a nozzle module (11) carries at its ends curved deflecting parts (12b) which project progressively further out in …
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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 March 6, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 6, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 6, 2019.
- 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.