Concessão da patente
#16.1
08/29/1989
RPI 984
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Official data from INPI
INTERRUPTOR DE CAMARA PARA USO AO TEMPO E EXTINTORA DE ARCO ELETRICO
ConcedidaInvention Patent
Application data
Number
PI8302403Type
Invention Patent
Filing
05/09/1983
Publication
12/18/1984
Progress at the INPI
- Filing05/09/83
- Publication12/18/84
- Examination03/12/85
- Allowance10/06/87
- Grant08/29/89
- Expired08/19/08
The letters patent expired on 08/19/2008: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
INEBRASA [BR]
Inventors
H. H. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
11/01/1988
RPI 941
110
07/12/1988
RPI 925
Recurso
#12.1
02/09/1988
RPI 903
Deferimento
#9.1
10/06/1987
RPI 885
14.4
11/12/1985
RPI 786
Solicitação de exame técnico
#4.1
03/12/1985
RPI 751
Publicação do pedido de patente
#3.1
12/18/1984
RPI 739
Pedido de patente depositado
#2.1
06/28/1983
RPI 662
Carta-patente expirada
#21.1
Patente extinta em 09/05/98
08/19/2008
RPI 1963
20.4
11/17/1992
RPI 1146
20.4
11/10/1992
RPI 1145
20.7
11/03/1992
RPI 1144
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