Gabions
CA 2632249 C · Owner: Heselden, James · Inventors: Heselden, James
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention provides a gabion which may be used to protect military or civilian installations from weapons assault or from elemental forces such as , flood waters, lava flows, avalanches soil instability, slope erosion and the like, the gabion comprising side walls (13) connected together at spaced intervals by partition walls (4-6), the side walls comprising at least one substantially closed side wall element panel which acts in use of the gabion , to prevent a gabion fill material from falling through the side wall the said , action of the substantially closed side wall element panel being effective without the aid of a gabion lining 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 August 23, 2006 and granted May 17, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 23, 2026.
- 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.