Expired Australian patentAustralia
A method for producing polyoxymethylene dimethyl ethers from feedstock of concentrated formaldehyde
AU 2015101775 · Applicant: China University Of Petroleum Eastern China
Overview
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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 December 10, 2015. An Australian innovation patent lasts at most 8 years from its date of patent, at most a year after this filing, so it ended by December 10, 2024.
- We check Australian rights only. A patent in its family in another country could still be in force.
FiledDecember 10, 2015
GrantedJanuary 14, 2016
Term ended byDecember 10, 2024
Application numberAU 2015101775
Classification (IPC)C08G2/34
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.