Keyboard stand
CA 2105737 A1 · Owner: D'Aoust, Normand · Inventors: Latreille, Andre; D'Aoust, Normand
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A keyboard-supporting stand is provided herein. The stand is adapted to support at least one keyboard musical instrument, and preferably four keyboard musical instruments. The stand includes at least one upright column, supported in a vertical position by a suitable stable base. At least one horizontally-extending arm is supported on the upright column, the horizontally-extending arm being adjustable vertically to one of a plurality of vertical positions and being adjustable angularly by rotation of 360° about the central longitudinal axis of the column to a selected angular orientation each arm being, fixed at its respective vertical and angular orientation. Each horizontally-extending arm …
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 September 8, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 8, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 8, 2015.
- 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.