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Official data from INPI

Sistema de união e/ ou complementação de elementos metálicos de tubulações.

ConcedidaInvention Patent

Application data

Number

PI8303429

Type

Invention Patent

Filing

06/27/1983

Publication

02/12/1985

Progress at the INPI

  1. Filing06/27/83
  2. Publication02/12/85
  3. Examination04/30/85
  4. Allowance09/30/86
  5. Grant06/30/87
  6. Terminated04/09/96

The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Apolo Produtos de Aço S.A.

RJ, BR

Inventors

B. S. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Notificação para pagamento de retribuição

#13.1

03/04/1987

RPI 854

Deferimento

#9.1

09/30/1986

RPI 832

Exigência - art. 36 da LPI

#6.1

04/29/1986

RPI 810

Exigência - art. 36 da LPI

#6.1

03/25/1986

RPI 805

Solicitação de exame técnico

#4.1

04/30/1985

RPI 758

Publicação do pedido de patente

#3.1

02/12/1985

RPI 747

Pedido de patente depositado

#2.1

08/09/1983

RPI 668

Anuidade - prazo legal encerrado

#18.2

04/09/1996

RPI 1323

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