Cloth enzyme immunoassay
CA 1291949 C · Owner: Blais, Burton Walter · Inventors: Yamazaki, Hiroshi; Blais, Burton Walter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A novel device for carrying out immunoassay techniques on antigens or haptens is provided herein. The device is a combination of a macroporous hydrophobic synthetic polymer cloth selected from the group consisting of woven polypropylene non-, woven polypropylene, woven polyester non-woven polyester, woven, nylon, non-woven nylon woven polyethylene, and non-woven polyethylene, the cloth having such a structure that it: can accommodate a large volume of liquid per surface area thereof has a, large surface area, and has minimum flow resistance; and an antibody or an antigen directly adsorbed thereon and directly absorbed therein.
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 November 12, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 12, 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.