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Official data from INPI

Máquina socadora, niveladora e endireitadora de trilhos continuamente deslocável.

ConcedidaInvention Patent

Application data

Number

PI8401377

Type

Invention Patent

Filing

03/21/1984

Publication

06/11/1985

Progress at the INPI

  1. Filing03/21/84
  2. Publication06/11/85
  3. Examination06/02/87
  4. Allowance05/24/88
  5. Grant02/28/89
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Franz Plasser Bahnbaumaschinen-Industrie-Gesellschaft m.b.h.

AT

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Inventors

H. J. (pessoa física)

T. J. (pessoa física)

Technical data

IPC Classification

Priority claims

AT

A 2981/83 · 08/19/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

Notificação para pagamento de retribuição

#13.1

09/20/1988

RPI 935

Deferimento

#9.1

05/24/1988

RPI 918

Solicitação de exame técnico

#4.1

06/02/1987

RPI 867

Publicação do pedido de patente

#3.1

06/11/1985

RPI 764

Pedido de patente depositado

#2.1

06/12/1984

RPI 712

Carta-patente expirada

#21.1

Patente extinta em 21/03/99

07/08/2008

RPI 1957

Cessão de direito de exploração

#22.1

04/30/1991

RPI 1065

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