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Official data from INPI

LINHA FRONDOSA PARA FILTRAR MATERIAL PARTICULADO DE CORRENTES FLUINDO SOBRE O LEITO DE UM RIO OU DO MAR, ESTEIRA FRONDOSA PARA CONTROLAR A EROSÃO DE UM LEITO FLUVIAL OU MARÍTIMO E, PROCESSO DE PRODUZIR UMA LINHA FRONDOSA

Em ExigênciaInvention Patent

Application data

Number

PI8505005

Type

Invention Patent

Filing

01/29/1985

Publication

01/21/1986

Progress at the INPI

  1. Filing01/29/85
  2. Publication01/21/86
  3. Examination10/06/87
  4. Allowance08/14/90
  5. Grant02/26/91
  6. Terminated09/19/95

The patent was granted on 02/26/1991 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Seabed Scour Control Systems Limited, companhia britânica

GB

Inventors

P. A. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8402361 · 01/30/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

07/25/1989

RPI 979

Solicitação de exame técnico

#4.1

10/06/1987

RPI 885

Notificação de entrada na fase nacional - PCT

#1.3

01/21/1986

RPI 796

Anuidade - prazo legal encerrado

#18.2

09/19/1995

RPI 1294

Concessão da patente

#16.1

02/26/1991

RPI 1056

Notificação para pagamento de retribuição

#13.1

11/27/1990

RPI 1043

Deferimento

#9.1

08/14/1990

RPI 1028

14.4

03/06/1990

RPI 1008

14.4

03/01/1990

RPI 1007

14.1

02/13/1990

RPI 1006

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