Solicitação de exame técnico
#4.1
09/13/1988
RPI 934
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Official data from INPI
SISTEMA PARA TRANSPORTE DE AR
Em AnáliseInvention PatentPCT · SE1985000538
Application data
Number
PI8507328Type
Invention Patent
Filing
12/20/1985
Publication
06/14/1988
PCT
SE1985000538 Progress at the INPI
- Filing12/20/85
- Publication06/14/88
- Examination09/13/88
- Allowance11/19/91
- Grant10/27/92
- 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
Astra-Vent Ab,
SE
Inventors
A. L. (pessoa física)
SE
V. (pessoa física)
SE
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação de entrada na fase nacional - PCT
#1.3
06/14/1988
RPI 921
Carta-patente expirada
#21.1
Patente extinta em 20/12/2000
07/15/2008
RPI 1958
Concessão da patente
#16.1
10/27/1992
RPI 1143
11.8
10/13/1992
RPI 1141
Arquivamento - Art. 38 §2° da LPI
#11.4
10/06/1992
RPI 1140
Notificação para pagamento de retribuição
#13.1
04/07/1992
RPI 1114
Deferimento
#9.1
11/19/1991
RPI 1094
Exigência - art. 36 da LPI
#6.1
06/11/1991
RPI 1071
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