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Official data from INPI

COXIM PARA TRILHOS FERROVIÁRIOS

Em AnáliseInvention PatentPCT · GB1990000079

Application data

Number

PI9007044

Type

Invention Patent

Filing

01/18/1990

Publication

10/08/1991

PCT

GB1990000079

Progress at the INPI

  1. Filing01/18/90
  2. Publication10/08/91
  3. Examination10/13/92
  4. Allowance
  5. Grant
  6. In force

Published on 10/08/1991, 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: 04/30/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pandrol Limited

GB

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Inventors

G. L. (pessoa física)

GB

P. A. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8901274.4 · 01/20/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

04/30/1996

RPI 1326

Solicitação de exame técnico

#4.1

10/13/1992

RPI 1141

Notificação de entrada na fase nacional - PCT

#1.3

10/08/1991

RPI 1088

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