Concessão da patente
#16.1
02/28/1989
RPI 958
Progress at the INPI
- Filing06/26/81
- Publication02/01/83
- Examination04/09/85
- Allowance06/21/88
- Grant02/28/89
- Expired12/07/93
The letters patent expired on 12/07/1993: 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: 02/28/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
S. D. (pessoa física)
Inventors
E. B. (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
10/25/1988
RPI 940
Deferimento
#9.1
06/21/1988
RPI 922
15.10
04/19/1988
RPI 913
Exigência - art. 36 da LPI
#6.1
08/04/1987
RPI 876
Conhecimento de parecer técnico
#7.1
08/19/1986
RPI 826
Solicitação de exame técnico
#4.1
04/09/1985
RPI 755
Publicação do pedido de patente
#3.1
02/01/1983
RPI 641
Carta-patente expirada
#21.1
12/07/1993
RPI 1201
Pedido de licença compulsória
#20.1
08/07/1990
RPI 1027
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