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Official data from INPI

METODO APERFEICOADO E INSTALACAO PARA FABRICACAO DE GRANULADO DE BORRACHA DE FEFUGO DE BORRACHA, EM ESPECIAL DE PNEUMATICO DE VEICULOS

Em AnáliseInvention Patent
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Application data

Number

PI7502016

Type

Invention Patent

Filing

04/03/1974

Publication

-
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Progress at the INPI

  1. Filing04/03/74
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. Terminated06/17/86

The patent was granted 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: 06/17/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GEZOLAN ENG AG

Inventors

F. H. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/17/1986

RPI 817

Cessão de direito de exploração

#22.1

07/02/1985

RPI 767

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