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Official data from INPI

Processo de concentração de partíclas de alta densidade e ciclone de água composto.

PublicadaInvention Patent

Application data

Number

PI8706855

Type

Invention Patent

Filing

12/16/1987

Publication

07/26/1988

Progress at the INPI

  1. Filing12/16/87
  2. Publication07/26/88
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 12/16/1987 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. B. (pessoa física)

Inventors

B. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/26/1988

RPI 927

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Arquivamento - Art. 33 da LPI

#11.1

06/11/1991

RPI 1071

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