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Expired Canadian patentCanada

Replaceable knife and holder

CA 1306668 C · Owner: Baxter Travenol Laboratories, Inc. · Inventors: Posey, John L.; Schmidt, Josef

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

An apparatus for severing a web of film in a form fill and, seal packaging machine. The apparatus includes a removable knife (10) and a holder (12) for removably receiving the knife. The holder includes a channel (17) having a pivot pin (24) and a reduced cross-sectional portion (18). The knife includes a notch (22) for pivoting on the pivot pin.

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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 25, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 25, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 12, 1987
GrantedAugust 25, 1992
Term endedAugust 25, 2009
Patent numberCA 1306668 C
Classification (IPC)B26B5/00 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedJan 12, 1987Patent grantedAug 25, 1992Term endedAug 25, 2009

Sources & verification

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