Subwarhead
CA 2039626 A1 · Owner: Ab Bofors · Inventors: Vesa, Reijo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordNo Claude kit for weapons
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Abstract From the Canadian patent
Case 3196 SE, Pat. Appl. 90 01227-9, ABSTRACT The invention relates to a subwarhead which is arranged to be separated from a missile, for example a carrier shell or the like, over a target area, the subwarhead comprising an active part (4), a target detector (5) and an arrangement which imparts to the subwarhead a rotation for scanning of the target area in a helical pattern during the descent of the subwarhead towards the target area. The target detector is arranged displaceably in order to allow a free view at the side of the active part. Two diametrically situated aerofoils (1 2) are, arranged to be pivotable from a folded-in position in, which the aerofoils connect with the outer …
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 April 3, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 3, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 3, 2013.
- 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.