Concessão da patente
#16.1
08/29/1989
RPI 984
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Official data from INPI
PROCESSO PARA PREPARAÇÃO DE COMPOSIÇÕES DE EXPLOSIVOS EM EMULSÃO
ConcedidaInvention Patent
Application data
Number
PI8302376Type
Invention Patent
Filing
05/04/1983
Publication
01/10/1984
Progress at the INPI
- Filing05/04/83
- Publication01/10/84
- Examination07/17/84
- Allowance01/10/89
- Grant08/29/89
- Terminated04/25/95
The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Union Explosivos Rio Tinto S/A
ES
Inventors
A. B. (pessoa física)
ES
M. C. (pessoa física)
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Deferimento
#9.1
01/10/1989
RPI 951
Exigência - art. 36 da LPI
#6.1
06/14/1988
RPI 921
Conhecimento de parecer técnico
#7.1
09/01/1987
RPI 880
Conhecimento de parecer técnico
#7.1
05/14/1985
RPI 760
Solicitação de exame técnico
#4.1
07/17/1984
RPI 717
Publicação do pedido de patente
#3.1
01/10/1984
RPI 690
Pedido de patente depositado
#2.1
06/21/1983
RPI 661
Anuidade - prazo legal encerrado
#18.2
04/25/1995
RPI 1273
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