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Official data from INPI

JOGO DE RODAS DE VAGAO FERROVIARIO E ALMOFADA RESILIENTE PARA USO NA SUSTENTACAO DA ESTRUTURA LATERAL DE UM JOGO DE RODAS

ConcedidaInvention Patent

Application data

Number

PI7700032

Type

Invention Patent

Filing

01/19/1976

Publication

-

Progress at the INPI

  1. Filing01/19/76
  2. Publication
  3. Examination
  4. Allowance05/18/82
  5. Grant11/30/82
  6. Expired07/27/93

The letters patent expired on 07/27/1993: 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: 11/30/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STANDARD CAR TRUCK CO

Inventors

B. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

09/08/1982

RPI 620

Deferimento

#9.1

05/18/1982

RPI 604

Exigência - art. 36 da LPI

#6.1

10/27/1981

RPI 575

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

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