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Expired Canadian patentCanada

Automatic strip and sheet loading system

CA 2002312 C · Owner: Meiri, Samuel · Inventors: Willits, Samuel P.; Meiri, Samuel; Muckerheide, Jon C.

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

The topmost sheet of stacked sheets is removed and fed by means of a magazine for holding the stacked sheets a, pickup head mounted on the magazine for separating and lifting one end of the topmost sheet from the remaining sheets a, separator movably mounted on the magazine for movement between a rest position and a position beneath the topmost sheet to separate the latter from the remaining sheets and for supporting a forward end of the topmost sheet in a raised position, a drive roller on the magazine for contacting the raised end of the topmost sheet and for driving the topmost sheet from the magazine, and a control system connected to the pickup head, the separator and the drive roll …

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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

  • Filed November 6, 1989 and granted July 12, 1994. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 6, 2009.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 6, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 6, 1989
GrantedJuly 12, 1994
Term endedNovember 6, 2009
Patent numberCA 2002312 C
Classification (IPC)B65H3/08 +2 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedNov 6, 1989Patent grantedJuly 12, 1994Term endedNov 6, 2009

Sources & verification

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