Apparatus for wrapping articles in plastic film
CA 2125530 C · Owner: Morantz, Jack I. · Inventors: Morantz, Jack I.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Apparatus for wrapping articles in film material includes a stationary frame supporting a vertically reciprocable frame which in turn supports a rotatable ring, member carrying a film carriage assembly by which film is wrapped around an article during rotation of the ring member. The ring is in the form of an outwardly open channel and is supported for rotation relative to the reciprocable frame by wheels on the latter which underlie the upper flange of the channel. The web of the channel is captured between pairs of wheels mounted on the reciprocable frame and a wheel of one of the pairs is driven to rotate the ring relative to the reciprocable frame. The reciprocable frame is elevated and …
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 June 9, 1994 and granted November 24, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 9, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 9, 2016.
- 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.