Official data from INPI

PRODUTO DE REVESTIMENTO PARA CAMADAS DE TRATAMENTO ANTI-REFLEXO E PROCESSO PARA SUA OBTENCAO

Em AnáliseInvention Patent

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Application data

Number

PI8600449

Type

Invention Patent

Filing

02/06/1985

Publication

10/21/1986

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Progress at the INPI

Filing02/06/85
Publication10/21/86
Abandoned02/03/87
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.

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Latest action published by the INPI: 02/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GFO GES FUER OBERFLAECHENTECH [DE]

Inventors

A. D. (pessoa física)

E. E. (pessoa física)

P. R. (pessoa física)

Technical data

IPC Classification

C03C 17/30 C08J 7/04 C09D 5/32

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/03/1987

RPI 850

Publicação do pedido de patente

#3.1

10/21/1986

RPI 835

Pedido de patente depositado

#2.1

07/29/1986

RPI 823

Arquivamento - Art. 36 §1° da LPI

#11.2

07/31/1990

RPI 1026

6.2

01/02/1990

RPI 1000

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