Dehydrated liposomes
CA 1283604 C · Owner: Janoff, Andrew S. · Inventors: Jablonski, Regina L.; Schieren, Huge P.; Hope, Michael J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Dehydrated liposomes are prepared from a liposome preparation composed of liposomes which have multiple lipid layers and removing water from the preparation without prior freezing of the preparation the, water being removed to an end point which results in sufficient water being left in the preparation so that the integrity of a substantial portion of the multiple lipid layers is retained upon rehydration. The dehydrated liposomes may contain a protective sugar. The liposomes are useful in that they can be loaded for example with drugs to provide pharmaceutical preparations.
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 April 30, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 30, 2008.
- 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.