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Official data from INPI

SISTEMA PARA PROTEÇÃO CONTRA ENCHENTES

Em AnáliseInvention Patent

Application data

Number

PI8500049

Type

Invention Patent

Filing

01/08/1985

Publication

08/19/1986

Progress at the INPI

  1. Filing01/08/85
  2. Publication08/19/86
  3. Examination11/25/86
  4. Allowance08/01/89
  5. Grant02/06/90
  6. Terminated07/25/95

The patent was granted on 02/06/1990 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. R. (pessoa física)

DE

H. B. (pessoa física)

DE

Inventors

D. R. (pessoa física)

DE

H. B. (pessoa física)

DE

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/28/1989

RPI 997

Deferimento

#9.1

08/01/1989

RPI 980

Exigência - art. 36 da LPI

#6.1

01/10/1989

RPI 951

Solicitação de exame técnico

#4.1

11/25/1986

RPI 840

Publicação do pedido de patente

#3.1

08/19/1986

RPI 826

Pedido de patente depositado

#2.1

04/09/1985

RPI 755

Anuidade - prazo legal encerrado

#18.2

07/25/1995

RPI 1286

Concessão da patente

#16.1

02/06/1990

RPI 1005

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