Expired Canadian patentCanada
Method for producing native hiv gp160
CA 1340548 C · Owner: Sarngadharan, Mangalasseril G. · Inventors: Kalyanaraman, Vaniambadi S.; Sarngadharan, Mangalasseril G.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Human Immunodeficiency Virus (HIV) glycoprotein gp 160 is produced in its native form using a clone of HUT78 cells chronically infected with HTLV-III451, and grown in serum-free medium.
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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 May 18, 1999. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 18, 2016.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 15, 1989
GrantedMay 18, 1999
Term endedMay 18, 2016
Patent numberCA 1340548 C
Classification (IPC)C07K14/16 +2 more
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.