Concessão da patente
#16.1
10/30/1984
RPI 732
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Official data from INPI
PROCESSO DE RECUPERACÃO DE FERRONÍQUEL A PARTIR DE MINÉRIOS DE NÍQUEL LATERÍTICOS.
ConcedidaInvention Patent
Progress at the INPI
- Filing10/25/79
- Publication
- Examination
- Allowance02/14/84
- Grant10/30/84
- Terminated09/25/90
The patent was granted on 10/30/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 10/30/1984. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Falconbridge Nickel Mines Limited
Inventors
M. D. (pessoa física)
N. J. (pessoa física)
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
14.4
07/10/1984
RPI 716
Notificação para pagamento de retribuição
#13.1
06/05/1984
RPI 711
Deferimento
#9.1
02/14/1984
RPI 695
Exigência - art. 36 da LPI
#6.1
11/01/1983
RPI 680
Anuidade - prazo legal encerrado
#18.2
09/25/1990
RPI 1034
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