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Official data from INPI

SISTEMA PARA SEPARAR FIBRAS DE FABRICACAO DE PAPEL DE CONTAMINANTES LEVES,DEPURADOR CENTRIFUGO E CONJUNTO DE MULTIPLOS DEPURADORES CENTRIFUGOS

ArquivadaInvention Patent

Application data

Number

PI8403495

Type

Invention Patent

Filing

07/14/1983

Publication

06/25/1985

Progress at the INPI

  1. Filing07/14/83
  2. Publication06/25/85
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 07/14/1983 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/27/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BLACK CLAWSON CO [US]

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Inventors

B. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/27/1987

RPI 888

Publicação do pedido de patente

#3.1

06/25/1985

RPI 766

Pedido de patente depositado

#2.1

09/25/1984

RPI 727

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