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Australian application, no grantAustralia

Improvements in or relating to instrument for aerial measurement of derivatives ofthe earths gravity field

AU 1959054121 · Applicant: Hans Torkel Fredrik Lundberg

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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 October 28, 1959. Even if it was granted, its term would have ended by October 28, 1980.
  • A pharmaceutical extension adds at most five years, so even that would have ended by October 28, 1985.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 28, 1959
GrantedNo grant recorded
Term ended byOctober 28, 1980
Application numberAU 1959054121
Classification (IPC)G01V7/00

Timeline

Timeline From IP Australia dates

1960196319661969197219751978Application filedOct 28, 1959Term ended byOct 28, 1980

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.