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Official data from INPI

JUNTA PARA TUBOS DESTINADOS SOBRETUDO A INDUSTRIA PETROLIFERA

Em AnáliseInvention Patent

Application data

Number

PI8104571

Type

Invention Patent

Filing

07/17/1980

Publication

04/06/1982

Progress at the INPI

  1. Filing07/17/80
  2. Publication04/06/82
  3. Examination08/17/82
  4. Allowance02/28/84
  5. Grant09/25/84
  6. Terminated05/24/88

The patent was granted on 09/25/1984 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VALLOUREC [FR]

Inventors

B. P. (pessoa física)

M. J. (pessoa física)

P. B. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

06/12/1984

RPI 712

Deferimento

#9.1

02/28/1984

RPI 697

Exigência - art. 36 da LPI

#6.1

08/09/1983

RPI 668

Solicitação de exame técnico

#4.1

08/17/1982

RPI 617

Publicação do pedido de patente

#3.1

04/06/1982

RPI 598

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