Concessão da patente
#16.1
03/29/1988
RPI 910
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Application data
Number
PI8300151Type
Invention Patent
Filing
01/13/1983
Publication
10/04/1983
Progress at the INPI
- Filing01/13/83
- Publication10/04/83
- Examination01/17/84
- Allowance08/11/87
- Grant03/29/88
- 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: 03/29/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Nippondenso Co. Ltda
JP
Inventors
T. Y. (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
12/01/1987
RPI 893
Deferimento
#9.1
08/11/1987
RPI 877
Exigência - art. 36 da LPI
#6.1
01/27/1987
RPI 849
Conhecimento de parecer técnico
#7.1
06/18/1985
RPI 765
Pedido de certificado de adição de invenção
#5.1
06/05/1984
RPI 711
Solicitação de exame técnico
#4.1
01/17/1984
RPI 691
Publicação do pedido de patente
#3.1
10/04/1983
RPI 676
Pedido de patente depositado
#2.1
03/01/1983
RPI 645
Carta-patente expirada
#21.1
Patente extinta em 13/01/98
07/01/2008
RPI 1956
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