Plastic load carrier and tool for its production
CA 2073757 A1 · Owner: Fritz Schaefer Gesellschaft Mit Beschraenkter Haftung · Inventors: Weidt, Karl A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A load carrier 1 of plastic, particularly a storage and transporting box or container as well as a pallet or shelf is suggested in which a base 2 having a planar upper surface is stabilized on the underside by stiffening ribs 3 and in which flat foot strips 5 lying in the direction of the base plane extend at least along two defining edges 4 of the base 2 running parallel to one another, are supported at a distance below the base plane by webs 6 directed transversely relative to the respective defining edge 4 and, form stand surfaces of the load carrier 1 wherein there are, free spaces 7, 7a between the underside 2a of the base the, upper side of the foot strips and the transversely …
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 November 8, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 8, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 8, 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.