Deferimento
#9.1
10/17/1989
RPI 991
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Official data from INPI
MASSA DE INJEÇÃO ISOLANTE E REFRATÁRIA AO FOGO
DeferidaInvention Patent
Application data
Number
PI8506557Type
Invention Patent
Filing
12/27/1985
Publication
09/09/1986
Progress at the INPI
- Filing12/27/85
- Publication09/09/86
- Examination01/19/88
- Allowance10/17/89
- Grant05/29/90
- Terminated08/15/95
The patent was granted on 05/29/1990 and later terminated for failure to pay the annuities. The technology is in the public domain 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
V. M. (pessoa física)
AT
Inventors
D. H. (pessoa física)
AT
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Solicitação de exame técnico
#4.1
01/19/1988
RPI 900
Publicação do pedido de patente
#3.1
09/09/1986
RPI 829
Pedido de patente depositado
#2.1
04/01/1986
RPI 806
Anuidade - prazo legal encerrado
#18.2
08/15/1995
RPI 1289
Concessão da patente
#16.1
05/29/1990
RPI 1020
Notificação para pagamento de retribuição
#13.1
02/13/1990
RPI 1006
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