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Official data from INPI

PROCESSO PARA REGENERAR UM TROCADOR DE ÍONS E PARA REGENERAR RESINAS TROCADORAS DE ÍONS, E PROCESSO E APARELHO PARA ABRANDAR OU DESMINERALIZAR UMA SOLUÇÃO AQUOSA

Prazo de SigiloInvention Patent

Application data

Number

PI8903045

Type

Invention Patent

Filing

06/22/1989

Publication

02/06/1990

Progress at the INPI

  1. Filing06/22/89
  2. Publication02/06/90
  3. Abandoned09/18/90
  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.

Talk to a specialist

Latest action published by the INPI: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. K. (pessoa física)

DE

Inventors

G. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P3821036.3 · 06/22/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

08/08/1989

RPI 981

Arquivamento - Art. 36 §1° da LPI

#11.2

10/15/1996

RPI 1350

Exigência - art. 36 da LPI

#6.1

02/27/1996

RPI 1317

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

Publicação do pedido de patente

#3.1

02/06/1990

RPI 1005

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