Concessão da patente
#16.1
05/31/1988
RPI 919
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Application data
Number
PI8302329Type
Invention Patent
Filing
05/05/1983
Publication
12/11/1984
Progress at the INPI
- Filing05/05/83
- Publication12/11/84
- Examination12/16/86
- Allowance10/13/87
- Grant05/31/88
- Expired07/01/08
The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Furukawa Industrial S/A Produtos Elétricos
PR, BR
Inventors
F. K. (pessoa física)
I. N. (pessoa física)
N. T. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
02/09/1988
RPI 903
Deferimento
#9.1
10/13/1987
RPI 886
Solicitação de exame técnico
#4.1
12/16/1986
RPI 843
Publicação do pedido de patente
#3.1
12/11/1984
RPI 738
Pedido de patente depositado
#2.1
06/21/1983
RPI 661
Carta-patente expirada
#21.1
Patente extinta em 05/05/98
07/01/2008
RPI 1956
20.7
02/06/1990
RPI 1005
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