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Official data from INPI

PERCUSSOR E APARELHO PARA FIXACAO DO PERCUSSOR A UMA SOLEIRA DE VEICULO DE ESTRADA DE FERRO

ConcedidaInvention Patent
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Application data

Number

PI8205412

Type

Invention Patent

Filing

09/16/1981

Publication

08/23/1983
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Progress at the INPI

  1. Filing09/16/81
  2. Publication08/23/83
  3. Examination02/20/85
  4. Allowance07/08/86
  5. Grant02/03/87
  6. Terminated10/16/90

The patent was granted on 02/03/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 02/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MCCONWAY & TORLEY CORP [US]

Inventors

E. O. (pessoa física)

Technical data

IPC Classification

B61G 7/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/03/1987

RPI 850

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

07/30/1985

RPI 771

Solicitação de exame técnico

#4.1

02/20/1985

RPI 748

Publicação do pedido de patente

#3.1

08/23/1983

RPI 670

Pedido de patente depositado

#2.1

11/03/1982

RPI 628

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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