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Official data from INPI

JUNTA ROSQUEADA PARA TUBOS DE AÇO, PROCESSO DE FABRICAÇÃO DA JUNTA E FERRAMENTAL PARA REALIZAR O PROCESSO

ConcedidaInvention Patent

Application data

Number

PI8501255

Type

Invention Patent

Filing

03/20/1985

Publication

11/19/1985

Progress at the INPI

  1. Filing03/20/85
  2. Publication11/19/85
  3. Examination07/08/86
  4. Allowance08/23/88
  5. Grant09/26/89
  6. Terminated05/21/96

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vallourec

FR

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Inventors

B. P. (pessoa física)

FR

L. F. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

84 04432 · 03/22/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

12/13/1988

RPI 947

Deferimento

#9.1

08/23/1988

RPI 931

Solicitação de exame técnico

#4.1

07/08/1986

RPI 820

Publicação do pedido de patente

#3.1

11/19/1985

RPI 787

Pedido de patente depositado

#2.1

06/11/1985

RPI 764

Anuidade - prazo legal encerrado

#18.2

05/21/1996

RPI 1329

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