Wrist rest assembly
CA 2263349 A1 · Owner: Bettenhausen, Larry A. · Inventors: Bettenhausen, Larry A.; Bayer, Glen H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A wrist assembly (10) has a base and a layer of a resilient gel supported above the base. The wrist rest assembly is for use adjacent a device operated by a person's hands or fingers, such as a computer keyboard (20) lap-top or , portable computer, computer mouse or other input device. A layer of resilient nonwoven material (42) is disposed between the base and at least a portion of the alyer of gel (52) to define, in combination with the layer of gel a , resilient wrist rest support structure supported from the base. A flexible liquid-impervious layer (50) is disposed between the layer of resilient gel and the layer of resilient nonwoven web material.
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 January 2, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 2, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 2, 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.