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Legal status

Patent lapsed (non-payment of fees)

Bibliographic data
Indications of the International Patent Classification (IPC)
(51) INT.CL.: (2006.01) B02C 17/00
Patent
(11) Number of the document 2634
(13) Kind of document B
(21) Application number RP1137
(22) Date of filing the application 1993-09-27
(41) Date of publication of the application
(45) Date of publication of patent 1994-04-25
PCT application
(86) Number 1704616
Date 1986-03-21
Priority applications
(30) Number Date Country code
P6185 1984-07-24 AU
PCT/GB85/00327 1985-07-23 WO
Applicant
(71) RESEARCH & DEVELOPMENT PTY, LTD, The Philipd Building, level 14, 15 Blue Street, North Sydney, N.S.W. 2059, AU
Inventors
(72) John Maxwell BOYES, AU
William Richards RAYNER, AU
Charles Harold WARMAN, AU
Grantee
(73) RESEARCH & DEVELOPMENT PTY, LTD, The Philipd Building, level 14, 15 Blue Street, North Sydney, N.S.W. 2059, AU
Attorney or representative
(74) Reda ŽABOLIENĖ, METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius, LT
Title
(54)
Last renewal fee
Payment date Validity (years) Amount
1994-09-15 4 180.00 USD
Legal status
Patent lapsed (non-payment of fees)
Invalidation date 1995-09-27