Expired Canadian patentCanada
Pharmaceutical formulations for ceftazidime
CA 1249969 A · Owner: Eli Lilly And Company · Inventors: Fites, Alan L.; Pikal, Michael J.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Ceftazidime pentahydrate is formulated with a pharmaceutically-acceptable base and amorphous lactose to provide stabilized pharmaceutically-acceptable formulations.
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 February 14, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 14, 2006.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 16, 1985
GrantedFebruary 14, 1989
Term endedFebruary 14, 2006
Patent numberCA 1249969 A
Classification (IPC)A61K31/54 +2 more
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.