Publicação do pedido de patente
#3.1
09/19/1989
RPI 987
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Official data from INPI
CONE EXPANSIVO DUPLO PARA PORTA BOBINAS
PublicadaInvention Patent
Application data
Number
PI8800789Type
Invention Patent
Filing
02/22/1988
Publication
09/19/1989
Progress at the INPI
- Filing02/22/88
- Publication09/19/89
- Examination08/07/90
- Allowance10/15/91
- Grant10/27/92
- Expired09/02/08
The letters patent expired on 09/02/2008: 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: 09/19/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Macpress - Projetos Industriais Ltda
PR, BR
Inventors
R. B. (pessoa física)
BR
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de patente depositado
#2.1
05/10/1988
RPI 916
Carta-patente expirada
#21.1
Patente extinta em 22/02/2003
09/02/2008
RPI 1965
Pedido de licença compulsória
#20.1
08/17/1993
RPI 1185
Concessão da patente
#16.1
10/27/1992
RPI 1143
Notificação para pagamento de retribuição
#13.1
02/18/1992
RPI 1107
Deferimento
#9.1
10/15/1991
RPI 1089
Solicitação de exame técnico
#4.1
08/07/1990
RPI 1027
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