Flexible protective helmet
CA 2568989 C · Owner: Reinhard, Andreas · Inventors: Lauchli, Edith; Reinhard, Andreas; Suter, Iris
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a protective helmet comprising an inner hood (1) consisting of a spacer knitted fabric consisting of a monofilament yarn. Said hood is covered by a pneumatic central layer (4) which can be pressurised by means of compressed air and can be inflated by means of an air pump (5) which can be, for example, removed and provided with valves (6). An outer layer (10) consists of an inner textile layer (11) which lies over the pneumatic central layer (4), and plates (12) which are fixed to the textile layer (11) for , example by adhesion. Said plates (12) consist for example, of plastic, composite materials or natural materials. The plates (12) can be arranged in such …
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 June 27, 2005 and granted August 28, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 27, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.