Solicitação de exame técnico
#4.1
02/17/1987
RPI 852
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Official data from INPI
PROCESSO PARA A PRODUÇÃO DE DIOXIDO DE CLORO
Em AnáliseInvention Patent
Application data
Number
PI8600877Type
Invention Patent
Filing
02/28/1986
Publication
11/11/1986
Progress at the INPI
- Filing02/28/86
- Publication11/11/86
- Examination02/17/87
- Allowance09/17/91
- Grant04/28/92
- Terminated12/31/96
The patent was granted on 04/28/1992 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: 02/17/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Kemanord Blekkemi AB
SE
Inventors
L. S. (pessoa física)
SE
M. N. (pessoa física)
SE
P. A. (pessoa física)
SE
U. H. (pessoa física)
SE
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
11/11/1986
RPI 838
Pedido de patente depositado
#2.1
08/12/1986
RPI 825
Anuidade - prazo legal encerrado
#18.2
12/31/1996
RPI 1361
Concessão da patente
#16.1
04/28/1992
RPI 1117
Deferimento
#9.1
09/17/1991
RPI 1085
Exigência - art. 36 da LPI
#6.1
02/19/1991
RPI 1055
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