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Official data from INPI

PROCESSO PARA A FORMACAO E PROTECAO DE DEPOSITOS SEDIMENTARES SOBRE O FUNDO DE UMA EXTENSAO DE AGUA E PROCESSO DE INSTALACAO DESSE DISPOSITIVO

Em AnáliseInvention Patent

Application data

Number

PI7606238

Type

Invention Patent

Filing

09/18/1975

Publication

-

Progress at the INPI

  1. Filing09/18/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant03/30/82
  6. Terminated05/21/85

The patent was granted on 03/30/1982 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: 05/21/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. O. (pessoa física)

Inventors

L. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/21/1985

RPI 761

Cessão de direito de exploração

#22.1

11/20/1984

RPI 735

Concessão da patente

#16.1

03/30/1982

RPI 597

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