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Official data from INPI

PROCESSO DE OBTENCAO DE IMPERMEABILIZANTES PLASTICOS,PARTINDOSE DA DESTILACAO NATURAL DO MONOMERO DE ESTIRENO

ArquivadaInvention Patent
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Application data

Number

PI7907917

Type

Invention Patent

Filing

12/05/1979

Publication

-
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Progress at the INPI

  1. Filing12/05/79
  2. Publication
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/06/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. I. (pessoa física)

Inventors

C. M. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.3

12/06/1983

RPI 685

Exigência - art. 36 da LPI

#6.1

03/08/1983

RPI 646

Arquivamento - Art. 33 da LPI

#11.1

09/28/1982

RPI 623

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