Solicitação de exame técnico
#4.1
05/31/1988
RPI 919
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Application data
Number
PI8503958Type
Invention Patent
Filing
08/19/1985
Publication
06/03/1986
Progress at the INPI
- Filing08/19/85
- Publication06/03/86
- Examination05/31/88
- Allowance06/19/90
- Grant02/13/91
- Expired07/15/08
The letters patent expired on 07/15/2008: 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
L. E. (pessoa física)
FR
Inventors
J. O. (pessoa física)
FR
J. G. (pessoa física)
FR
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
06/03/1986
RPI 815
Pedido de patente depositado
#2.1
10/22/1985
RPI 783
Carta-patente expirada
#21.1
Patente extinta em 19/08/2000
07/15/2008
RPI 1958
Concessão da patente
#16.1
02/13/1991
RPI 1054
Notificação para pagamento de retribuição
#13.1
10/02/1990
RPI 1035
Deferimento
#9.1
06/19/1990
RPI 1023
6.2
01/02/1990
RPI 1000
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