Presser assembly and fixture for fastening presser assembly
CA 2317290 A1 · Owner: Sandford, Peter E. · Inventors: Sandford, Peter E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A presser assembly is provided for holding carton blanks in place on a female blanking die during a stripping operation to separate the carton blank from the waste. The, assembly includes a male stripping die supporting at least one presser rail each presser rail, having a first end and a second end. A first guide cylinder is secured at the first end and a, second guide cylinder secured at the second end. The first guide cylinder is connected to, the first end of the presser rail by way of a connection for flexibly connecting the first, guide cylinder to the first end of the presser rail in a universal-type , joint, such that the connected end of the presser rail may move in any …
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 August 29, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 29, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 29, 2022.
- 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.