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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE UM MATERIAL FIBROSO APERFEIÇOADO, MATERIAL FIBROSO APERFEIÇOADO E USO DO MESMO

Em AnáliseInvention PatentPCT · US1987002867

Application data

Number

PI8707527

Type

Invention Patent

Filing

11/05/1987

Publication

02/21/1989

PCT

US1987002867

Progress at the INPI

  1. Filing11/05/87
  2. Publication02/21/89
  3. Examination07/24/90
  4. Allowance
  5. Grant
  6. In force

Published on 02/21/1989, 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: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

DE

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Inventors

J. D. (pessoa física)

R. D. (pessoa física)

Technical data

Priority claims

US

114,362 · 11/04/1987

US

928,917 · 11/07/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

02/21/1989

RPI 957

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B29C 67/14; B29B 15/12; C08J 5/00.

03/27/2018

RPI 2464

Retificação

#15.3

04/21/1992

RPI 1116

Solicitação de exame técnico

#4.1

07/24/1990

RPI 1025

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