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Official data from INPI

ROLOS COM PINOS APERFEIÇOADOS E PROCESSOS PARA FABRICAÇÃO DE FILMES FIBRILADOS

Em AnáliseInvention PatentPCT · GB1989000905

Application data

Number

PI8907600

Type

Invention Patent

Filing

08/08/1989

Publication

07/30/1991

PCT

GB1989000905

Progress at the INPI

  1. Filing08/08/89
  2. Publication07/30/91
  3. Examination05/12/92
  4. Allowance
  5. Grant
  6. In force

Published on 07/30/1991, 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: 10/04/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. H. (pessoa física)

GB

Philip Morris Products, Inc.

US

Inventors

M. H. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

US

231.144 · 08/10/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

10/04/1994

RPI 1244

Solicitação de exame técnico

#4.1

05/12/1992

RPI 1119

Notificação de entrada na fase nacional - PCT

#1.3

07/30/1991

RPI 1078

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