Anuidade - prazo legal encerrado
#18.2
10/03/1989
RPI 989
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Official data from INPI
COMPOSICAO DE REVESTIMENTO PARA ALTO FORNO DE CONCRETO RESISTENTES AO FOGO NA FORMA DE PECAS PRONTAS E PECAS PRONTAS DE CONSTRUCAO DE CONCRETO
Em AnáliseInvention Patent
Progress at the INPI
- Filing12/20/78
- Publication
- Examination03/30/82
- Allowance09/08/87
- Grant04/26/88
- Terminated10/03/89
The patent was granted on 04/26/1988 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
THYSSEN AG
Inventors
E. R. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
04/26/1988
RPI 914
Notificação para pagamento de retribuição
#13.1
01/26/1988
RPI 901
Deferimento
#9.1
09/08/1987
RPI 881
Conhecimento de parecer técnico
#7.1
09/30/1986
RPI 832
Republicação - classificação IPC
#15.11
04/26/1983
RPI 653
6.2
03/01/1983
RPI 645
Solicitação de exame técnico
#4.1
03/30/1982
RPI 597
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