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Official data from INPI

APERFEIÇOAMENTOS NOS MEIOS DE FECHAMENTO HERMÉTICO E INVIOLÁVEL DE LATAS, PARTICULARMENTE PARA LATAS DESTINADAS À EMBALAGEM DE PODUTOS ALIMENTÍCIOS

Prazo de SigiloInvention Patent

Application data

Number

PI8900749

Type

Invention Patent

Filing

02/21/1989

Publication

10/09/1990

Progress at the INPI

  1. Filing02/21/89
  2. Publication10/09/90
  3. Examination02/05/91
  4. Allowance
  5. Grant
  6. In force

Published on 10/09/1990, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 04/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metalgrafica Rojek Ltda

SP, BR

See this company's full portfolio

Inventors

A. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/11/1989

RPI 964

Retificação

#15.3

07/05/1994

RPI 1231

Solicitação de exame técnico

#4.1

02/05/1991

RPI 1053

Publicação do pedido de patente

#3.1

10/09/1990

RPI 1036

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