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Official data from INPI

PROCESSO DE FABRICACAO DE BARRAS COMBUSTIVEIS A PARTIR DE MATERIAS VEGETAIS E INSTALACAO PARA EXECUTALO

Em AnáliseInvention Patent

Application data

Number

PI7602396

Type

Invention Patent

Filing

04/18/1975

Publication

-

Progress at the INPI

  1. Filing04/18/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant12/29/81
  6. Terminated05/14/85

The patent was granted on 12/29/1981 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/14/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ANVAR

Inventors

L. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/14/1985

RPI 760

Cessão de direito de exploração

#22.1

11/06/1984

RPI 733

Concessão da patente

#16.1

12/29/1981

RPI 584

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