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Official data from INPI

RECALCADORA DE VIA FERREA

Em AnáliseInvention Patent

Application data

Number

PI8100474

Type

Invention Patent

Filing

02/19/1980

Publication

-

Progress at the INPI

  1. Filing02/19/80
  2. Publication
  3. Examination11/24/81
  4. Allowance12/26/84
  5. Grant06/25/85
  6. Terminated06/21/88

The patent was granted on 06/25/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SIG SCHWEIZ INDUSTRIEGES

Inventors

P. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/16/1985

RPI 756

Deferimento

#9.1

12/26/1984

RPI 740

Exigência - art. 36 da LPI

#6.1

07/24/1984

RPI 718

Conhecimento de parecer técnico

#7.1

02/28/1984

RPI 697

Solicitação de exame técnico

#4.1

11/24/1981

RPI 579

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