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Official data from INPI

PROCESSO DE LIMPEZA DE MATERIAIS SÓLIDOS DO FUNDO DE UM NAVIO, E INSTALAÇÃO PARA EMPREGO NA DITA LIMPEZA.

Em ExigênciaInvention Patent

Application data

Number

PI8403698

Type

Invention Patent

Filing

07/25/1984

Publication

03/04/1986

Progress at the INPI

  1. Filing07/25/84
  2. Publication03/04/86
  3. Examination03/15/88
  4. Allowance04/03/90
  5. Grant09/25/90
  6. Terminated09/12/95

The patent was granted on 09/25/1990 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: 09/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Si-Jet Limited

GB

Inventors

R. F. (pessoa física)

GB

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

09/05/1989

RPI 985

Exigência - art. 36 da LPI

#6.1

02/28/1989

RPI 958

Solicitação de exame técnico

#4.1

03/15/1988

RPI 908

Publicação do pedido de patente

#3.1

03/04/1986

RPI 802

Pedido de patente depositado

#2.1

10/02/1984

RPI 728

Anuidade - prazo legal encerrado

#18.2

09/12/1995

RPI 1293

Concessão da patente

#16.1

09/25/1990

RPI 1034

Notificação para pagamento de retribuição

#13.1

08/14/1990

RPI 1028

Deferimento

#9.1

04/03/1990

RPI 1012

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