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Official data from INPI

MATERIAL E PROCESSO PARA ATENUAR UMA EXPLOSÃO NO INTERIOR DE UMA CÉLULA DE BATERIA ELÉTRICA

PublicadaInvention Patent

Application data

Number

PI8804143

Type

Invention Patent

Filing

08/17/1988

Publication

05/02/1989

Progress at the INPI

  1. Filing08/17/88
  2. Publication05/02/89
  3. Examination05/07/91
  4. Allowance
  5. Grant
  6. In force

Published on 05/02/1989, 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: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Globe-Union Inc

US

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Inventors

G. M. (pessoa física)

P. B. (pessoa física)

R. B. (pessoa física)

W. T. (pessoa física)

W. W. (pessoa física)

Technical data

IPC Classification

Priority claims

US

087.774 · 08/21/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/02/1989

RPI 967

Pedido de patente depositado

#2.1

01/10/1989

RPI 951

Retificação

#15.3

06/07/1994

RPI 1227

Solicitação de exame técnico

#4.1

05/07/1991

RPI 1066

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