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Official data from INPI

FOLHA PREPARADA POR PROCESSO ÚMIDO, UTILIZÁVEL COMO SUPORTE DE REVESTIMENTO

PublicadaInvention Patent

Application data

Number

PI8806918

Type

Invention Patent

Filing

12/23/1988

Publication

08/29/1989

Progress at the INPI

  1. Filing12/23/88
  2. Publication08/29/89
  3. Examination08/20/91
  4. Allowance
  5. Grant
  6. In force

Published on 08/29/1989, 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. E. (pessoa física)

FR

Inventors

J. B. (pessoa física)

P. F. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/29/1989

RPI 984

Pedido de patente depositado

#2.1

04/25/1989

RPI 966

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era D21H 5/18.

03/27/2018

RPI 2464

Retificação

#15.3

08/31/1993

RPI 1187

14.1

05/11/1993

RPI 1171

Solicitação de exame técnico

#4.1

08/20/1991

RPI 1081

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