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Official data from INPI

DORMENTE DE FERRO FUNDIDO COM ANCORAGENS (GANCHOS) EMBUTIDOS PARA TRILHOS PARA FERROVIAS

Prazo de SigiloInvention Patent

Application data

Number

PI8903112

Type

Invention Patent

Filing

06/26/1989

Publication

01/02/1991

Progress at the INPI

  1. Filing06/26/89
  2. Publication01/02/91
  3. Examination08/06/91
  4. Allowance
  5. Grant
  6. In force

Published on 01/02/1991, 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: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alti Forni DI Servola S.P.A.

IT

Ativitta Forni e Ferriere Di Servola S.p.A.

IT

Inventors

F. C. (pessoa física)

IT

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

08/22/1989

RPI 983

Retificação

#15.3

07/26/1994

RPI 1234

Retificação

#15.3

05/10/1994

RPI 1223

14.1

12/17/1991

RPI 1098

Solicitação de exame técnico

#4.1

08/06/1991

RPI 1079

Publicação do pedido de patente

#3.1

01/02/1991

RPI 1048

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