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Expired Canadian patentCanada

Reusable picture frame

CA 1092352 A · Owner: Schmidt, Erick · Inventors: Schmidt, Erick

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

REUSABLE PICTURE FRAME", ABSTRACT OF THE INVENTION A reusable picture frame is constructed of two nesting components. A rigid rectangular outer framework has first and second walls which define a seating and confining structure. A rectangular inner framework is formed by discrete side members having a continuously inwardly open channel for receiving a stack of framed elements whereby the side members may circumscribe the stack to bind its components. The inner framework seats within the outer framework and is confined therein.

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 December 30, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 30, 1997.
  • 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 4, 1977
GrantedDecember 30, 1980
Term endedDecember 30, 1997
Patent numberCA 1092352 A
Classification (IPC)A47G1/06

Timeline

Timeline From CIPO dates

1978198019821984198619881990199219941996Application filedNov 4, 1977Patent grantedDec 30, 1980Term endedDec 30, 1997

Sources & verification

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