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Australian application, no grantAustralia

Improved process and apparatus forthe production of recoverable ammonia inthe manufacture of producer gas

AU 1910017618 · Applicant: Ijames Cunningham Dames William Bradsher Stokes

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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 April 12, 1910. Even if it was granted, its term would have ended by April 12, 1931.
  • A pharmaceutical extension adds at most five years, so even that would have ended by April 12, 1936.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 12, 1910
GrantedNo grant recorded
Term ended byApril 12, 1931
Application numberAU 1910017618
Classification (IPC)—

Timeline

Timeline From IP Australia dates

1911191419171920192319261929Application filedApril 12, 1910Term ended byApril 12, 1931

Sources & verification

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.