Concessão da patente
#16.1
04/28/1987
RPI 862
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Official data from INPI
PROCESSO PARA A OBTENÇÃO DE PRODUTOS DE CONDENSAÇÃO
ConcedidaInvention Patent
Application data
Number
PI8203461Type
Invention Patent
Filing
06/11/1982
Publication
06/07/1983
Progress at the INPI
- Filing06/11/82
- Publication06/07/83
- Examination08/20/85
- Allowance08/12/86
- Grant04/28/87
- Terminated11/29/94
The patent was granted on 04/28/1987 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: 04/28/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
B. A. (pessoa física)
DE
Inventors
D. G. (pessoa física)
DE
J. H. (pessoa física)
DE
M. B. (pessoa física)
DE
Technical data
IPC Classification
Priority claims
DE
P 31 23 522.0 · 06/13/1981
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
12/02/1986
RPI 841
Deferimento
#9.1
08/12/1986
RPI 825
Solicitação de exame técnico
#4.1
08/20/1985
RPI 774
Publicação do pedido de patente
#3.1
06/07/1983
RPI 659
Pedido de patente depositado
#2.1
08/03/1982
RPI 615
Anuidade - prazo legal encerrado
#18.2
11/29/1994
RPI 1252
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