Magnetic stretching of magnetized neurons for spinal cord or peripheral nerve repair and regeneration
CA 2272575 A1 · Owner: Halpern, Alan A. · Inventors: Halpern, Alan A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A severed or otherwise interrupted spinal cord or peripheral nerve is provided with metallic nanoparticles which are absorbed or actively incorporated into the neurons and their axons. The severed or otherwise interrupted nerve or cord is then exposed to an external magnetic field which is moved longitudinally of the severed or otherwise interrupted nerve or spinal cord thereby, stretching the magnetic particle-loaded neurons and their axons along the desired axis for bridging the gap or gaps and repairing the injured spinal cord or nerve. The procedure may be repeated to extend the area of repair. The severed or otherwise interrupted spinal cord or peripheral nerve is advantageously …
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 May 21, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 21, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 21, 2021.
- 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.