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Official data from INPI

Processo para produzir auxiliares de filtração ativados eletroquimicamente.

PublicadaInvention Patent

Application data

Number

PI8801131

Type

Invention Patent

Filing

03/09/1988

Publication

10/03/1989

Progress at the INPI

  1. Filing03/09/88
  2. Publication10/03/89
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 03/09/1988 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fundação Salim Farah Maluf

SP, BR

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/03/1989

RPI 989

Pedido de patente depositado

#2.1

05/17/1988

RPI 917

Arquivamento - Art. 33 da LPI

#11.1

12/17/1991

RPI 1098

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