Retificação
#15.3
12/05/1989
RPI 998
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Official data from INPI
PROCESSO PARA A REDUCAO DIRETA DE PARTICULAS DE OXIDO DE FERRO EM UM FORNO DE CUBA E PARA A REDUCAO DAS PARTICULAS DE ESPONJA DE FERRO OBTIDAS EM UM GASEIFICADOR DE FUSAO E PLANTA PARA A EXECUCAO DO PROCESSO
Em AnáliseInvention Patent
Application data
Number
PI8505907Type
Invention Patent
Filing
11/26/1984
Publication
08/19/1986
Progress at the INPI
- Filing11/26/84
- Publication08/19/86
- Examination12/16/86
- Allowance
- Grant
- In force
Published on 08/19/1986, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
KORF ENGINEERING GMBH [AT]
VOEST ALPINE AG [AT]
Inventors
M. K. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Solicitação de exame técnico
#4.1
12/16/1986
RPI 843
Publicação do pedido de patente
#3.1
08/19/1986
RPI 826
Pedido de patente depositado
#2.1
01/28/1986
RPI 797
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