Collapsible container and method of filling
CA 1315243 C · Owner: Miller, Robert A. · Inventors: Miller, Robert A.; Stone, Albert L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A flexible collapsible container (10) is filled with fluid by connecting a fluid conduit (18) to a tubular port (20) which communicates through one of the walls (12) of the container to the container interior, and rupturing a sealing diaphragm (24) that closes the bore (34) of the tubular port. One then passes fluid through the conduit to fill the container. Thereafter, one seals either or both the tubular port and plastic wall which carries it to the other, opposed plastic wall (14) of the container with seal line means to close off flow communication between the bore of the tubular port and a major portion of the container interior which contains the fluid. The effect of this is to block …
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
- Granted March 30, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 30, 2010.
- 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.