Expired Canadian patentCanada
Artificial dna base pair analogues
CA 1339352 C · Owner: Temple University · Inventors: Rappaport, Harry P.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is directed to new artificial base pairs comprising complementary artificial purines and pyrimidines and methods of using artificial complementary base pairs.
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 August 26, 1997. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 26, 2014.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 22, 1988
GrantedAugust 26, 1997
Term endedAugust 26, 2014
Patent numberCA 1339352 C
Classification (IPC)C07H21/00 +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.