14.4
07/28/1987
RPI 875
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Official data from INPI
CONJUNTO DE ELETRODO E DIAFRAGMA POROSO, CÉLULA ELETROQUÍMICA E PROCESSO PARA OBTENÇÃO DE UM FLUXO SUBSTANCIALMENTE UNIFORME DE ANÓLITO ATRAVÉS DE UM DIAFRAGMA POROSO PARA UM CÁTODO POROSO AUTO-DRENÁVEL DE UMA CÉLULA ELETROQUÍMICA
Em AnáliseInvention Patent
Application data
Number
PI8604492Type
Invention Patent
Filing
09/19/1986
Publication
05/19/1987
Progress at the INPI
- Filing09/19/86
- Publication05/19/87
- Abandoned07/14/87
- Allowance
- Grant
- In force
The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 07/28/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Huron Technologies Inc.
CA
The Dow Chemical Company
US
Inventors
A. C. (pessoa física)
CA
D. D. (pessoa física)
CA
Technical data
IPC Classification
Priority claims
US
777.483 · 09/19/1985
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Solicitação de exame técnico
#4.1
07/14/1987
RPI 873
Publicação do pedido de patente
#3.1
05/19/1987
RPI 865
Pedido de patente depositado
#2.1
03/24/1987
RPI 857
Arquivamento - Art. 36 §1° da LPI
#11.2
05/11/1993
RPI 1171
Exigência - art. 36 da LPI
#6.1
05/19/1992
RPI 1120
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