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Official data from INPI

MÁQUINA PARA CONSTUÇÃO DE LINHAS FÉRREAS

PublicadaInvention Patent

Application data

Number

PI8804579

Type

Invention Patent

Filing

09/01/1988

Publication

04/11/1989

Progress at the INPI

  1. Filing09/01/88
  2. Publication04/11/89
  3. Examination04/09/91
  4. Allowance04/12/94
  5. Grant11/29/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Franz Plasser Bahnbaumaschinen-Industriegesellschaft m.b.H

AT

See this company's full portfolio

Inventors

J. T. (pessoa física)

AT

Technical data

IPC Classification

Priority claims

AU

A 2237/87 · 09/04/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/11/1989

RPI 964

Pedido de patente depositado

#2.1

01/24/1989

RPI 953

Carta-patente expirada

#21.1

Patente extinta em 01/09/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

11/29/1994

RPI 1252

Notificação para pagamento de retribuição

#13.1

08/09/1994

RPI 1236

Deferimento

#9.1

04/12/1994

RPI 1219

6.2

07/20/1993

RPI 1181

Solicitação de exame técnico

#4.1

04/09/1991

RPI 1062

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