Magazine for fire arms
CA 2039733 A1 · Owner: Achterholt, Rainer · Inventors: Achterholt, Rainer; Achterholt, Rainer
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordNo Claude kit for weapons
Claude doesn't help design weapons, ammunition or explosives, so this page has no Reinvent kit. To develop this one, work with a federally licensed manufacturer (many of these items are regulated) and a registered patent attorney or agent, listed on the USPTO roster.
Abstract From the Canadian patent
Magazine for Fire Arms, Abstract, A magazine for a fire arm comprises an annular body (1) consisting essentially of a first ring (10) and a second ring (20), which has a smaller outer diameter than said first ring (10) and which axially projects therefrom in such a way that a circumferentially extending step (5) is provided on the periphery of the annular body (1). A number of equally spaced first chambers (15) are recessed axially into the first ring (10) and accommodate propellant charge bodies (4). Second equally spaced chambers (25) extend radially into the second ring (20) and accommodate projectile bodies (3). In a given loading position, a projectile body (3) can be transferred …
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 August 20, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 20, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 20, 2012.
- 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.