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Official data from INPI

REVESTIMENTO DE SOLO

Em AnáliseInvention Patent
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Application data

Number

PI7901964

Type

Invention Patent

Filing

03/30/1979

Publication

-
View on INPI

Progress at the INPI

  1. Filing03/30/79
  2. Publication
  3. Examination02/02/82
  4. Allowance
  5. Grant
  6. In force

Published on 02/02/1982, 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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. E. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.10

12/30/1986

RPI 845

20.7

11/04/1986

RPI 837

Indeferimento

#9.2

08/03/1982

RPI 615

Solicitação de exame técnico

#4.1

02/02/1982

RPI 589

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