Anuidade - prazo legal encerrado
#18.2
07/12/1988
RPI 925
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Official data from INPI
SISTEMA PARA PROCESSAMENTO DE AGUAS USADAS PELO PROCESSO BIOLOGICO DAS LAMAS ATIVADAS
Em AnáliseInvention Patent
Progress at the INPI
- Filing02/18/78
- Publication
- Examination
- Allowance05/15/84
- Grant11/27/84
- Terminated07/12/88
The patent was granted on 11/27/1984 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: 07/12/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
ADWATRE INC
O. K. (pessoa física)
Inventors
O. K. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
11/27/1984
RPI 736
Notificação para pagamento de retribuição
#13.1
09/04/1984
RPI 724
Deferimento
#9.1
05/15/1984
RPI 708
Exigência - art. 36 da LPI
#6.1
12/06/1983
RPI 685
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