Isolation of sperm cells from other biological materials using microfabricated devices and related methods thereof
CA 2506935 A1 · Owner: University Of Virginia · Inventors: Ferrance, Jerome P.; Horsman, Katie Maree; Landers, James P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to cell separation using microfabricated devices (Figure 2). In particular, the present invention provides methods and devices for separation of sperm from biological materials such as other cells and , molecular species in a cell mixture in a microfabricated device through the use of electroosmotic flow, electrophoretic mobility pressure gradient, differential adhesion and/or combinations thereof.
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 November 20, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 20, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 20, 2025.
- 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.