Blow moulding machine
CA 2135281 A1 · Owner: Humrich, Uwe · Inventors: Langos, Peter; Humrich, Uwe
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A blow moulding machine designed as a two station machine has at least one extrusion device and a storage head which supplies a tubular thermoplastic preform to two blow moulds arranged next to each other and having each two horizontally movable blow moulding dies. In order to simplify the construction of the machine reduce, the space required and achieve a high productivity the, disclosed bould moulding machine has only a three-platen system with three die platens for clamping the four blow moulding dies.
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 May 12, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 12, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 12, 2015.
- 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.