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Official data from INPI

PROCESSO DE FABRICAÇÃO DE TUBOS METÁLICOS UNIDOS POR SUAS EXTREMIDADES

Em AnáliseInvention Patent

Application data

Number

PI8801710

Type

Invention Patent

Filing

04/11/1988

Publication

11/16/1988

Progress at the INPI

  1. Filing04/11/88
  2. Publication11/16/88
  3. Examination06/27/89
  4. Allowance04/06/93
  5. Grant09/28/93
  6. Terminated12/31/96

The patent was granted on 09/28/1993 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: 06/27/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Atochem

FR

See this company's full portfolio

Inventors

P. L. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

87.05446 · 04/16/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/27/1989

RPI 975

Publicação do pedido de patente

#3.1

11/16/1988

RPI 943

Pedido de patente depositado

#2.1

08/23/1988

RPI 931

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

09/28/1993

RPI 1191

Notificação para pagamento de retribuição

#13.1

07/27/1993

RPI 1182

Deferimento

#9.1

04/06/1993

RPI 1166

Conhecimento de parecer técnico

#7.1

07/21/1992

RPI 1129

Exigência - art. 36 da LPI

#6.1

11/05/1991

RPI 1092

Exigência - art. 36 da LPI

#6.1

04/02/1991

RPI 1061

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