Enclosed area on a blow molded article and method of making the same
CA 2442933 A1 · Owner: Rubbermaid Incorporated · Inventors: Skov, Erik L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A blow molded article is disclosed. The blow molded article includes a body (12) defining a cavity (14), and a wall (24) integrally-formed with the body and defining at least in part, an enclosure. A method of making a blow molded article is also disclosed. The method comprises supplying a preform to a mold having a first cavity and a second cavity the first cavity having a pin, closing the mold supplying a fluid to the closed mold, expanding a first portion and a second portion of the preform around the pin and contacting the , first portion and the second portion to provide the enclosure.
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 March 22, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 22, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 22, 2024.
- 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.