Twist tie ribbon feed, cut and tie apparatus and method of same
CA 2106655 A1 · Owner: Clements Industries, Inc. · Inventors: Parker, Alexander L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for advancing a plurality of different predetermined lengths of twist tie ribbon is disclosed. The apparatus includes a guide for guiding the ribbon along a feed path and a pair of opposed rollers for displacing the twist tie ribbon therebetween. A first of the rollers has first and second circumferential portions and is displacable toward and away from the second roller. The second of the rollers has a first circumferential portion in registration with the first circumferential portion of the first roller and carries a plurality of biasing segments. At least all but one of the biasing segments are slidably mounted on the second roller. The biasing segments are slidable between …
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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 September 21, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 21, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 21, 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.