Publicação do pedido de patente
#3.1
10/17/1989
RPI 991
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Application data
Number
PI8900853Type
Invention Patent
Filing
02/24/1989
Publication
10/17/1989
Progress at the INPI
- Filing02/24/89
- Publication10/17/89
- Examination10/30/90
- Allowance11/01/94
- Grant05/30/95
- Expired12/15/09
The letters patent expired on 12/15/2009: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Murata Manufacturing Co, Ltd
JP
Inventors
H. E. (pessoa física)
JP
Y. Y. (pessoa física)
JP
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de patente depositado
#2.1
04/11/1989
RPI 964
Carta-patente expirada
#21.1
Patente extinta em 24/02/2004
12/15/2009
RPI 2032
Concessão da patente
#16.1
05/30/1995
RPI 1278
Notificação para pagamento de retribuição
#13.1
03/07/1995
RPI 1266
Deferimento
#9.1
11/01/1994
RPI 1248
Solicitação de exame técnico
#4.1
10/30/1990
RPI 1039
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