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Official data from INPI

BARRA DE TAMPA PARA CARDAS

PublicadaInvention Patent

Application data

Number

PI8901984

Type

Invention Patent

Filing

04/27/1989

Publication

12/05/1989

Progress at the INPI

  1. Filing04/27/89
  2. Publication12/05/89
  3. Examination08/06/91
  4. Allowance
  5. Grant
  6. In force

Published on 12/05/1989, 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Truetzschler GMBH & CO KG

DE

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Inventors

W. G. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P3814412.3 · 04/28/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/05/1989

RPI 998

Pedido de patente depositado

#2.1

06/06/1989

RPI 972

Retificação

#15.3

07/04/1995

RPI 1283

Solicitação de exame técnico

#4.1

08/06/1991

RPI 1079

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