Explosive shell having increased impact resistance
CA 2484782 C · Owner: Aumasson, Regis · Inventors: Aumasson, Regis; Jayet, Sylvain; Dion, Dominique
Overview
Its claims, description and drawings are in the Canadian Patents Database.
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Abstract From the Canadian patent
An explosive shell (1) comprising a fusible explosive load (2) placed in a casing incorporating an opening (3) such shell comprising shimming means placed in the vicinity of the shell opening (4) such shimming means comprising a ring (6) made of an elastic material (4) placed between a front part of the shell casing (3) and the explosive load (2) such ring being compressed by compression means (9 10), shell wherein the shimming ring incorporates a flange housed in a groove made in the casing of the shell.
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.
Why it's free to use
- Filed November 4, 2004 and granted October 2, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 4, 2024.
- 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.