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Official data from INPI

PROCESSO PARA PREPARACAO DE LAQUEAMENTOS DE EFEITO DE METAL E ESTRUTURA PLANA RESISTENTE AS INTEMPERIES QUE APRESENTA LAQUEAMENTOS DE CAMADAS MULTIPLAS DE EFEITO DE METAL

Em AnáliseInvention Patent

Application data

Number

PI8101647

Type

Invention Patent

Filing

03/20/1980

Publication

-

Progress at the INPI

Technical opinion to answer
  1. Filing03/20/80
  2. Publication
  3. Examination11/16/83
  4. Allowance
  5. Grant
  6. In force

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

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Latest action published by the INPI: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BAYER AG

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Inventors

H. P. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/17/1987

RPI 891

Conhecimento de parecer técnico

#7.1

12/18/1984

RPI 739

Solicitação de exame técnico

#4.1

11/16/1983

RPI 682

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