(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

ESTRUTURA DE TORRE E METODO PARA FABRICAR TAL ESTRUTURA

ConcedidaInvention Patent

Application data

Number

PI8401305

Type

Invention Patent

Filing

03/18/1983

Publication

10/30/1984

Progress at the INPI

  1. Filing03/18/83
  2. Publication10/30/84
  3. Examination10/14/86
  4. Allowance04/12/88
  5. Grant02/28/89
  6. Terminated02/25/92

The patent was granted on 02/28/1989 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HEEREMA ENGINEERING [NL]

Inventors

M. J. (pessoa física)

W. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

Notificação para pagamento de retribuição

#13.1

07/26/1988

RPI 927

Deferimento

#9.1

04/12/1988

RPI 912

6.2

09/22/1987

RPI 883

Solicitação de exame técnico

#4.1

10/14/1986

RPI 834

Publicação do pedido de patente

#3.1

10/30/1984

RPI 732

Pedido de patente depositado

#2.1

06/12/1984

RPI 712

Anuidade - prazo legal encerrado

#18.2

02/25/1992

RPI 1108

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.