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Official data from INPI

PROCESSO E APARELHO PARA ESTIRAMENTO DE PELÍCULA

Em AnáliseInvention PatentPCT · US1989002093

Application data

Number

PI8907501

Type

Invention Patent

Filing

05/18/1989

Publication

07/30/1991

PCT

US1989002093

Progress at the INPI

  1. Filing05/18/89
  2. Publication07/30/91
  3. Examination03/17/92
  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

No applicants.

Inventors

J. J. (pessoa física)

W. H. (pessoa física)

US

Technical data

Priority claims

US

209.910 · 06/22/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

10/04/1994

RPI 1244

Solicitação de exame técnico

#4.1

03/17/1992

RPI 1111

Notificação de entrada na fase nacional - PCT

#1.3

07/30/1991

RPI 1078

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