Publicação do pedido de patente
#3.1
10/17/1989
RPI 991
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Official data from INPI
PROCESSO E DISPOSITIVO PARA A FABRICAÇÃO DE GRANULADO DE CARGA PROPELENTE
PublicadaInvention Patent
Application data
Number
PI8900734Type
Invention Patent
Filing
02/20/1989
Publication
10/17/1989
Progress at the INPI
- Filing02/20/89
- Publication10/17/89
- Examination08/28/90
- Allowance03/14/95
- Grant10/31/95
- Expired12/15/09
The letters patent expired on 12/15/2009: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Fraunhofer Gesellschaft Zur Foerderung Der Angewandten Forschung E.V
DE
Inventors
D. M. (pessoa física)
DE
H. B. (pessoa física)
DE
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de patente depositado
#2.1
04/04/1989
RPI 963
Carta-patente expirada
#21.1
Patente extinta em 20/02/2004
12/15/2009
RPI 2032
Concessão da patente
#16.1
10/31/1995
RPI 1300
Notificação para pagamento de retribuição
#13.1
08/29/1995
RPI 1291
Deferimento
#9.1
03/14/1995
RPI 1267
Solicitação de exame técnico
#4.1
08/28/1990
RPI 1030
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