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Official data from INPI

MEIOS PARA AMORTECER OS DISTURBIOS DE PRESSAO NO FLUXO DE UMA SUSPENSAO DE POLPA(F)EM UMA MAQUINA DE FAZER PAPEL

ArquivadaInvention Patent

Application data

Number

PI7706576

Type

Invention Patent

Filing

05/26/1977

Publication

-

Progress at the INPI

  1. Filing05/26/77
  2. Publication
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/06/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VALMET OY

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/06/1983

RPI 672

Exigência - art. 36 da LPI

#6.1

12/29/1981

RPI 584

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