Retificação
#15.3
10/31/1995
RPI 1300
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Official data from INPI
APARELHO INTERRUPTOR EXTINTOR DE ARCO E PROCESSO PARA INTERROMPER UM ARCO
Em AnáliseInvention Patent
Application data
Number
PI9000573Type
Invention Patent
Filing
02/08/1990
Publication
01/15/1991
Progress at the INPI
- Filing02/08/90
- Publication01/15/91
- Examination01/21/92
- Allowance
- Grant
- In force
Published on 01/15/1991, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 10/31/1995. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
A.B. Chance Company
US
Inventors
D. E. (pessoa física)
H. T. (pessoa física)
Technical data
IPC Classification
Priority claims
US
308.145 · 02/08/1989
US
446.476 · 12/05/1989
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Solicitação de exame técnico
#4.1
01/21/1992
RPI 1103
Publicação do pedido de patente
#3.1
01/15/1991
RPI 1050
Pedido de patente depositado
#2.1
05/22/1990
RPI 1019
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