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Official data from INPI

MASSAS REFRATARIAS E TIJOLOS NAOCALCINADOS

Em AnáliseInvention Patent
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Application data

Number

PI7601794

Type

Invention Patent

Filing

03/25/1975

Publication

-
View on INPI

Progress at the INPI

  1. Filing03/25/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

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: 11/29/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. M. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

101

11/29/1983

RPI 684

Recurso

#12.1

10/27/1981

RPI 575

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