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Official data from INPI

COMPOSTO PARA INCORPORAÇÃO DE CALOR EM MASSA ASFÁLTICA, APLICAVÉL EM CONJUNTO AQUECEDOR DE ASFALTO.

Em AnáliseInvention Patent

Application data

Number

PI8001139

Type

Invention Patent

Filing

02/27/1980

Publication

-

Progress at the INPI

  1. Filing02/27/80
  2. Publication
  3. Examination12/01/81
  4. Allowance
  5. Grant
  6. In force

Published on 12/01/1981, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. D. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/17/1987

RPI 891

Republicação - classificação IPC

#15.11

03/07/1984

RPI 698

Solicitação de exame técnico

#4.1

12/01/1981

RPI 580

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B67D 5/62.

03/27/2018

RPI 2464

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