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Official data from INPI

PROCESSO PARA FAZER PILHA ELETROQUÍMICA E RESPECTIVA PILHA.

Em AnáliseInvention Patent

Application data

Number

PI8600570

Type

Invention Patent

Filing

02/07/1986

Publication

10/21/1986

Progress at the INPI

  1. Filing02/07/86
  2. Publication10/21/86
  3. Examination11/16/88
  4. Allowance
  5. Grant
  6. In force

Published on 10/21/1986, 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: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Duracell International Inc

US

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Inventors

C. W. (pessoa física)

US

F. P. (pessoa física)

J. R. (pessoa física)

P. C. (pessoa física)

Technical data

IPC Classification

Priority claims

US

700.836 · 02/12/1985

US

749.688 · 06/28/1985

US

764.454 · 06/12/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/16/1988

RPI 943

Publicação do pedido de patente

#3.1

10/21/1986

RPI 835

Pedido de patente depositado

#2.1

08/05/1986

RPI 824

Retificação

#15.3

10/04/1994

RPI 1244

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