Neck structure of synthetic resin bottle-shaped container
CA 1265074 C · Owner: Yoshino Kogyosho Co. Ltd. · Inventors: Ota, Akiho
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A neck structure of a bottle-shaped container of synthetic resin associated with a calked cap member of a top-closed cylindrical shape of thin aluminum plate at a neck cylindrical portion having threads circumferentially formed on the outer periphery of the upper end of the neck cylindrical portion; at least one thick coupler of relatively large diameter formed between the upper end of the neck cylindrical portion and the lower end of the neck cylindrical portion; and the couplers formed with a plurality of longitudinal strips on the outer periphery thereof and recesses between the longitudinal strips. The neck structure of the synthetic resin bottle shaped container is constructed to be …
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 January 30, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 30, 2007.
- 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.