Concessão da patente
#16.1
10/27/1987
RPI 888
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Official data from INPI
PROCESSO PARA INJETAR CARVAO VEGETAL PULVERIZADO ATRAVES DE ALTOS-FORNOS
ConcedidaInvention Patent
Progress at the INPI
- Filing06/05/79
- Publication
- Examination10/13/82
- Allowance06/09/87
- Grant10/27/87
- Terminated09/25/90
The patent was granted on 10/27/1987 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: 10/27/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
ACOS ESPECIAIS ITABIRA ACESITA [BR]
Inventors
C. V. (pessoa física)
F. P. (pessoa física)
J. N. (pessoa física)
J. D. (pessoa física)
P. A. (pessoa física)
R. B. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Deferimento
#9.1
06/09/1987
RPI 868
Exigência - art. 36 da LPI
#6.1
07/29/1986
RPI 823
Conhecimento de parecer técnico
#7.1
02/26/1985
RPI 749
Solicitação de exame técnico
#4.1
10/13/1982
RPI 625
3.4
09/28/1982
RPI 623
Anuidade - prazo legal encerrado
#18.2
09/25/1990
RPI 1034
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