Expired Australian patentAustralia
Amidine derivatives with nitric oxide synthetase activities
AU 1994073875 · Applicant: Astra Aktiebolag
Overview
Drawings and full text
Its specification, documents and status are on IP Australia's AusPat.
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Listed from its IP Australia record in Patent Yard's archive of Australian patents past their term. Its claims, description and drawings are in the AusPat record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed August 12, 1994 and granted January 22, 1998. An Australian standard patent lasts 20 years from its date of patent, which is at most a year after this filing, so its term ended by August 12, 2015.
- A pharmaceutical extension adds at most five years, so even that would have ended by August 12, 2020.
- We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 12, 1994
GrantedJanuary 22, 1998
Term ended byAugust 12, 2015
Application numberAU 1994073875
Classification (IPC)C07D295/14 +2 more
Timeline
Timeline From IP Australia dates
Sources & verification
Official IP Australia records
Everything on this page comes from the IP Australia record linked above. Data from IP Australia's IPGOD, licensed under CC BY 2.5 AU.