Concessão da patente
#16.1
08/29/1989
RPI 984
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Official data from INPI
PROCESSO APERFEIÇOADO PARA DEPOSITAR UMA CAMADA PROTETORA DE CROMO METÁLICO E DE ÓSIDO DE CROMO SOBRE UMA FOLHA DE AÇO GALVANIZADA
ConcedidaInvention Patent
Application data
Number
PI8305918Type
Invention Patent
Filing
10/24/1983
Publication
11/13/1984
Progress at the INPI
- Filing10/24/83
- Publication11/13/84
- Examination08/05/86
- Allowance01/03/89
- Grant08/29/89
- Terminated05/09/95
The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Zincroksid S.p.A.
IT
Inventors
M. M. (pessoa física)
IT
R. B. (pessoa física)
IT
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
05/16/1989
RPI 969
Deferimento
#9.1
01/03/1989
RPI 950
Exigência - art. 36 da LPI
#6.1
05/10/1988
RPI 916
Solicitação de exame técnico
#4.1
08/05/1986
RPI 824
Publicação do pedido de patente
#3.1
11/13/1984
RPI 734
Pedido de patente depositado
#2.1
01/17/1984
RPI 691
Anuidade - prazo legal encerrado
#18.2
05/09/1995
RPI 1275
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