Solicitação de exame técnico
#4.1
09/13/1988
RPI 934
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Official data from INPI
SISTEMA PROPULSOR DE PRECISÃO ELETROMECÂNICO, DE COMANDO NUMÉRICO
Em AnáliseInvention Patent
Application data
Number
PI8507161Type
Invention Patent
Filing
12/20/1985
Publication
07/14/1987
Progress at the INPI
- Filing12/20/85
- Publication07/14/87
- Examination09/13/88
- Allowance04/23/91
- Grant11/26/91
- Expired07/15/08
The letters patent expired on 07/15/2008: 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: 09/13/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
J. T. (pessoa física)
DE
Inventors
J. T. (pessoa física)
DE
Technical data
IPC Classification
Priority claims
DE
P 35 01 477.6 · 01/15/1985
DE
P 35 44 669.2 · 12/13/1985
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação de entrada na fase nacional - PCT
#1.3
07/14/1987
RPI 873
Carta-patente expirada
#21.1
Patente extinta em 20/12/2000
07/15/2008
RPI 1958
Concessão da patente
#16.1
11/26/1991
RPI 1095
Notificação para pagamento de retribuição
#13.1
08/06/1991
RPI 1079
Deferimento
#9.1
04/23/1991
RPI 1064
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