Official data from INPI

APERFEICOAMENTO EM CHAVE COMUTADORA

Em AnáliseInvention Patent

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Application data

Number

PI8603770

Type

Invention Patent

Filing

08/01/1986

Publication

05/17/1988

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Progress at the INPI

Filing08/01/86
Publication05/17/88
Examination10/17/89
Allowance
Grant
In force

Published on 05/17/1988, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KRAUS & NAIMER DO BRASIL LTDA [BR]

Inventors

H. J. (pessoa física)

Technical data

IPC Classification

H01H 21/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/17/1989

RPI 991

Publicação do pedido de patente

#3.1

05/17/1988

RPI 917

Pedido de patente depositado

#2.1

01/06/1987

RPI 846

Retificação

#15.3

02/11/1992

RPI 1106

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