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Official data from INPI

CONJUNTO DE FIEIRA PARA CONFIGURAR O FLUXO DO EXTRUDADO

Em AnáliseInvention Patent

Application data

Number

PI9004657

Type

Invention Patent

Filing

09/18/1990

Publication

11/19/1991

Progress at the INPI

  1. Filing09/18/90
  2. Publication11/19/91
  3. Examination05/12/92
  4. Allowance
  5. Grant
  6. In force

Published on 11/19/1991, 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: 11/28/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GenCorp Inc

US

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Inventors

J. S. (pessoa física)

W. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

478,373 · 02/12/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/28/1995

RPI 1304

Solicitação de exame técnico

#4.1

05/12/1992

RPI 1119

Publicação do pedido de patente

#3.1

11/19/1991

RPI 1094

Pedido de patente depositado

#2.1

03/26/1991

RPI 1060

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