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Official data from INPI

APERFEICOAMENTOS EM APARELHO DE CONTROLE DE PRESSAO

IndeferidaInvention Patent
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Application data

Number

PI7901883

Type

Invention Patent

Filing

03/27/1979

Publication

-
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Progress at the INPI

Under appeal
  1. Filing03/27/79
  2. Publication
  3. Examination
  4. Refused01/31/84
  5. Grant
  6. In force

The application was refused by the INPI on 01/31/1984. The invention was never patented.

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Latest action published by the INPI: 01/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STG IND E COMERCIO LTD

Inventors

R. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

01/31/1984

RPI 693

Conhecimento de parecer técnico

#7.1

06/07/1983

RPI 659

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