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Official data from INPI

TUBO DE PRESSÃO DE PLÁSTICO DE CLORETO DE VINILA

Em AnáliseInvention PatentPCT · NL1989000056

Application data

Number

PI8907545

Type

Invention Patent

Filing

07/07/1989

Publication

06/11/1991

PCT

NL1989000056

Progress at the INPI

  1. Filing07/07/89
  2. Publication06/11/91
  3. Examination02/25/92
  4. Allowance
  5. Grant
  6. In force

Published on 06/11/1991, 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: 04/29/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Wavin B.V.

NL

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Inventors

A. N. (pessoa física)

Technical data

IPC Classification

Priority claims

NL

8801788 · 07/13/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

04/29/1997

RPI 1378

Solicitação de exame técnico

#4.1

02/25/1992

RPI 1108

Notificação de entrada na fase nacional - PCT

#1.3

06/11/1991

RPI 1071

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