Solicitação de exame técnico
#4.1
02/23/1988
RPI 905
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Official data from INPI
EQUIPAMENTO DE FLUXO ASCENDENTE PARA TRATAMENTO DE MATÉRIA ORGÂNICA
Em AnáliseInvention Patent
Application data
Number
PI8600901Type
Invention Patent
Filing
03/03/1986
Publication
10/13/1987
Progress at the INPI
- Filing03/03/86
- Publication10/13/87
- Examination02/23/88
- Allowance01/22/91
- Grant08/27/91
- Terminated09/26/95
The patent was granted on 08/27/1991 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: 02/23/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
E. K. (pessoa física)
SP, BR
Inventors
E. K. (pessoa física)
BR
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
10/13/1987
RPI 886
Pedido de patente depositado
#2.1
08/26/1986
RPI 827
Anuidade - prazo legal encerrado
#18.2
09/26/1995
RPI 1295
Concessão da patente
#16.1
08/27/1991
RPI 1082
Notificação para pagamento de retribuição
#13.1
05/14/1991
RPI 1067
Deferimento
#9.1
01/22/1991
RPI 1051
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