Official data from INPI

ADITIVO PARA COMPOSICOES DE REVESTIMENTO E TINTA

Em AnáliseInvention Patent

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Application data

Number

PI7907471

Type

Invention Patent

Filing

11/20/1978

Publication

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Progress at the INPI

Technical opinion to answer

Filing11/20/78
Publication
Examination06/29/82
Allowance
Grant
In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

Latest action published by the INPI: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

10/06/1987

RPI 885

Conhecimento de parecer técnico

#7.1

11/01/1983

RPI 680

Solicitação de exame técnico

#4.1

06/29/1982

RPI 610

From the same holder

COMPOSTOS COMPOSICAO ADEQUADA E PROCESSO PARA CONTROLAR CRESCIMENTO DE VEGETACAO INDESEJADA SEM TITULO COMPOSIÇÃO TERMOPLÁSTICA.SEM TITULO COMPOSICAO PESTICIDA SOLIDA E PROCESSO PARA PREPARAR A COMPOSICAO COMPSICAO;CARPETE;E CARPETE PARA AUTOMOVEIS PROCESSO INTEGRADO PARA LAMINACAO DE UMA CAMADA CONTINUA DE COMPOSICAO FOTOSSENSIVEL COMPOSICAO DE POLIURETANA FOTOCURAVEL

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