Exigência - art. 36 da LPI
#6.1
10/25/1988
RPI 940
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Official data from INPI
PROCESSO PARA A PROTEÇÃO DE CHAPAS DE AÇO LAMINADO PLANO PREVIAMENTE REVESTIDAS COM ZINCO OU LIGAS CONTENDO ZINCO, E, CHAPAS DE AÇO ASSIM PRODUZIDAS
Em ExigênciaInvention Patent
Application data
Number
PI8400926Type
Invention Patent
Filing
02/28/1984
Publication
10/09/1984
Progress at the INPI
- Filing02/28/84
- Publication10/09/84
- Examination08/12/86
- Allowance03/12/91
- Grant09/24/91
- Terminated06/06/95
The patent was granted on 09/24/1991 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: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Zincroksid S.p.A., companhia italiana
IT
Inventors
C. L. (pessoa física)
IT
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Solicitação de exame técnico
#4.1
08/12/1986
RPI 825
Publicação do pedido de patente
#3.1
10/09/1984
RPI 729
Pedido de patente depositado
#2.1
05/08/1984
RPI 707
Anuidade - prazo legal encerrado
#18.2
06/06/1995
RPI 1279
Concessão da patente
#16.1
09/24/1991
RPI 1086
Notificação para pagamento de retribuição
#13.1
06/25/1991
RPI 1073
Deferimento
#9.1
03/12/1991
RPI 1058
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