Chain or cordage dispensing system
CA 2084480 A1 · Owner: Wardell, Myron H. Jr. · Inventors: Wardell, Myron H. Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An improved system for storing and dispensing chain or cordage from a container such as a pail with an easily removable opening in the lid which provides easy hand access to the chain or cordage without removing the lid and provides a convenient retainer for the loose end of the chain or cordage. The system includes a rectangularly shaped pail which allow the pail to be displayed in a normally horizontal position while allowing easy access to the contents. The pail includes a lid which uses a uniquely shaped area of the lid defined by a perimeter of reduced thickness designed to be easily cut out or punched out with a hammer. The resulting hole allows easy hand access to the chain or …
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 December 3, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 3, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 3, 2014.
- 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.