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Official data from INPI

MISTURADOR DE OPERAÇÃO CONTÍNUA

Em AnáliseInvention Patent

Application data

Number

PI8905664

Type

Invention Patent

Filing

11/06/1989

Publication

06/05/1990

Progress at the INPI

  1. Filing11/06/89
  2. Publication06/05/90
  3. Examination05/26/92
  4. Allowance
  5. Grant
  6. In force

Published on 06/05/1990, 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: 07/18/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Draiswerke GmbH

DE

Inventors

P. E. (pessoa física)

DE

W. C. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 38 39 671.8 · 11/24/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

07/18/1995

RPI 1285

Solicitação de exame técnico

#4.1

05/26/1992

RPI 1121

Publicação do pedido de patente

#3.1

06/05/1990

RPI 1021

Pedido de patente depositado

#2.1

04/17/1990

RPI 1014

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