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Official data from INPI

DORMENTES DE PERFIS PULTRUDADOS

ArquivadaInvention Patent
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Application data

Number

PI9101668

Type

Invention Patent

Filing

04/25/1991

Publication

11/24/1992
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Progress at the INPI

  1. Filing04/25/91
  2. Publication11/24/92
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/25/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. P. (pessoa física)

RJ, BR

Inventors

G. M. (pessoa física)

BR

R. P. (pessoa física)

BR

Technical data

IPC Classification

E01B 3/22E01B 3/44

Abstract

"DORMENTES DE PERFIS PULTRUDADOS", refere-se a um dormente para linhas férreas em geral, que é feito através de uma montagem com perfis pultrudados de fabricação corrente, por meio de parafusos e cola.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/25/1995

RPI 1286

Solicitação de exame não realizada

#4.2

01/03/1995

RPI 1257

Publicação do pedido de patente

#3.1

11/24/1992

RPI 1147

Pedido de patente depositado

#2.1

12/03/1991

RPI 1096

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