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Expired Canadian patentCanada

Liquid dispenser nozzle assembly

CA 1340719 C · Owner: Ranalletta, Joseph V. · Inventors: Kanner, Rowland William; Ranalletta, Joseph V.; Williams, Fred E. Jr.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A liquid dispensing nozzle assembly is provided for mounting on a liquid container and dispenser having a flexible wall and liquid storage cavity for manually squeezed dispensing of a liquid from the cavity through the nozzle assembly. The nozzle assembly maintains the liquid, such as contact lens saline solution, in sterile condition during storage and repeated dispensing of the liquid from the container cavity. The nozzle assembly includes a liquid conduit for communication from the container cavity to a liquid discharge port from the nozzle assembly to enable dispensing of the liquid displaced by manually squeezing the flexible wall of the container. The nozzle assembly also includes an …

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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 August 24, 1999. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 24, 2016.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 29, 1989
GrantedAugust 24, 1999
Term endedAugust 24, 2016
Patent numberCA 1340719 C
Classification (IPC)B65D47/08 +2 more

Timeline

Timeline From CIPO dates

199019931996199920022005200820112014Application filedSep 29, 1989Patent grantedAug 24, 1999Term endedAug 24, 2016

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.