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Official data from INPI

PAPEL PARA SEPARADORES PARA BATERIAS ACUMULADORES

Em AnáliseInvention Patent
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Application data

Number

PI8403759

Type

Invention Patent

Filing

07/25/1984

Publication

03/04/1986
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Progress at the INPI

Under appeal
  1. Filing07/25/84
  2. Publication03/04/86
  3. Examination11/04/86
  4. Refused09/04/90
  5. Grant
  6. In force

The application was refused by the INPI on 09/04/1990. The invention was never patented.

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Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. S. (pessoa física)

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

H01M 2/16

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

10/24/1989

RPI 992

Retificação

#15.6

12/01/1987

RPI 893

Alteração de numeração

#15.1

09/22/1987

RPI 883

Pedido de certificado de adição de invenção

#5.1

03/10/1987

RPI 855

Solicitação de exame técnico

#4.1

11/04/1986

RPI 837

14.1

09/02/1986

RPI 828

Publicação do pedido de patente

#3.1

03/04/1986

RPI 802

Pedido de patente depositado

#2.1

10/02/1984

RPI 728

Retificação

#15.6

09/04/1990

RPI 1031

Indeferimento

#9.2

09/04/1990

RPI 1031

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