Concessão da patente
#16.1
08/30/1988
RPI 932
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Official data from INPI
APERFEIÇOAMENTO EM COPIADOR DE CHAVES
ConcedidaInvention Patent
Application data
Number
PI8304451Type
Invention Patent
Filing
08/17/1983
Publication
03/13/1984
Progress at the INPI
- Filing08/17/83
- Publication03/13/84
- Examination05/22/84
- Allowance12/29/87
- Grant08/30/88
- Terminated02/18/92
The patent was granted on 08/30/1988 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: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
A. S. (pessoa física)
SP, BR
Inventors
E. B. (pessoa física)
Technical data
IPC Classification
No IPC classification.
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
05/10/1988
RPI 916
Republicação - classificação IPC
#15.11
05/10/1988
RPI 916
Deferimento
#9.1
12/29/1987
RPI 897
Solicitação de exame técnico
#4.1
05/22/1984
RPI 709
Publicação antecipada
#3.2
03/13/1984
RPI 699
Pedido de patente depositado
#2.1
10/25/1983
RPI 679
Anuidade - prazo legal encerrado
#18.2
02/18/1992
RPI 1107
Republicação - classificação IPC
#15.11
10/01/1991
RPI 1087
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