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Official data from INPI

FILTRO DESPOLUIDOR PERMANENTE

Arquivada/ExtintaInvention Patent

Application data

Number

PI8207487

Type

Invention Patent

Filing

12/21/1982

Publication

07/31/1984

Progress at the INPI

  1. Filing12/21/82
  2. Publication07/31/84
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/02/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. M. (pessoa física)

DF, BR

Inventors

A. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

12/02/1986

RPI 841

8.1

03/18/1986

RPI 804

Publicação do pedido de patente

#3.1

07/31/1984

RPI 719

Pedido de patente depositado

#2.1

02/16/1983

RPI 643

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