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Expired Canadian patentCanada

Thixotropic filling medium for hard gelatin capsules

CA 1135623 A · Owner: Lilly Industries Limited · Inventors: Francois, Dennis; Cuine, Alain

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

Hard gelatin capsules filled with thixotropic medium including, the active ingredient or ingredients and a method of filling hard gelatin capsules with the thixotropic medium under high shear conditions which, thixotropic medium is thereafter allowed to "set" to provide a filled capsule which is stable to transport and storage. 8.

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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 November 16, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 16, 1999.
  • 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 27, 1978
GrantedNovember 16, 1982
Term endedNovember 16, 1999
Patent numberCA 1135623 A
Classification (IPC)A61K9/48

Timeline

Timeline From CIPO dates

1979198219851988199119941997Application filedSep 27, 1978Patent grantedNov 16, 1982Term endedNov 16, 1999

Sources & verification

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