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Expired Australian patentAustralia

Method for preparing binder-treated metallurgical powders containing an organic lubricant

AU 1993045984 · Applicant: Hoeganaes Corporation

AusPat record

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 June 3, 1993 and granted July 9, 1996. 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 June 3, 2014.
  • A pharmaceutical extension adds at most five years, so even that would have ended by June 3, 2019.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 3, 1993
GrantedJuly 9, 1996
Term ended byJune 3, 2014
Application numberAU 1993045984
Classification (IPC)B22F3/02 +2 more

Timeline

Timeline From IP Australia dates

1994199720002003200620092012Application filedJune 3, 1993Patent grantedJuly 9, 1996Term ended byJune 3, 2014

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.