Bone cement composition
CA 2614527 C · Owner: Depuy International Limited · Inventors: Baker, Diane; Kowalski, Rick
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A bone cement composition contains (a) the product of a polymerisation reaction between a , high molecular weight dimethacrylate monomer having a molecular weight of at least 250 , and bearing at least one hydrophilic group a monofunctional methacrylate , monomer having a molecular weight of not more than 250 bearing at least one hydrophilic group, a , methacrylate monomer, and a polymer having a molecular weight of at least 200,000, and (b) , an inorganic filler which is present in an amount of at least about 40% by weight, based on , the total weight of the cement composition.
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
- Filed July 10, 2006 and granted December 9, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 10, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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.