Compliant hearing aid and method of manufacture
CA 2314889 A1 · Owner: Kinler, Kelly M. · Inventors: Siegle, Gregory R.; Creel, Lynn P.; Juneau, Roger P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A hearing aid instrument (10) of the in-the-ear type (and preferably CIC) provides a plate member (22) with electronic hearing aid components (25 28, 38, 34, 35, 37) mounted thereto. The plate member (22) is preferably of a harder material such as hard plastic. A soft polymeric body (50) is bonded to the plate member (22), and encapsulates preferably a plurality of the electronic hearing aid components (25, 28 38, 35, 37). The body (50) is soft , and is shaped to conform to the ear canal of the user. The soft polymeric body (50), encapsulated electronic hearing aid components (25 28, 38, 35, 37) , define a soft structure compliant to the ear canal during use and that is substantially …
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 December 18, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 18, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 18, 2020.
- 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.