Official data from INPI

COMPOSIÇÃO DE REVESTIMENTO PARA UM TUBO DE RAIOS CATÓDICOS E TUBO DE RAIOS CATÓDICOS TENDO A DITA COMPOSIÇÃO APLICADA NO MESMO

Em AnáliseInvention Patent

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Application data

Number

PI9000681

Type

Invention Patent

Filing

02/14/1990

Publication

01/15/1991

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Progress at the INPI

Filing02/14/90
Publication01/15/91
Examination09/08/92
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: 11/28/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Acheson Industries, Inc

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Inventors

S. O. (pessoa física)

Technical data

IPC Classification

H01J 29/02

Priority claims

1-35437 · 02/15/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/28/1995

RPI 1304

Solicitação de exame técnico

#4.1

09/08/1992

RPI 1136

Publicação do pedido de patente

#3.1

01/15/1991

RPI 1050

Pedido de patente depositado

#2.1

05/15/1990

RPI 1018

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