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Official data from INPI

EQUIPAMENTO DE TRATAMENTO OLIGODINAMICO DE AGUA

Em AnáliseUtility Model

Application data

Number

MU6600827

Type

Utility Model

Filing

05/30/1986

Publication

01/05/1988

Progress at the INPI

  1. Filing05/30/86
  2. Publication01/05/88
  3. Examination04/26/88
  4. Refused06/05/90
  5. Grant
  6. In force

The application was refused on 06/05/1990 and the appeal did not change the decision. The invention was never patented and 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

ISOLUX ELETRICIDADE E ELETRONI [BR]

Inventors

D. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Petição de recurso

#12.2

08/08/1989

RPI 981

Indeferimento

#9.2

05/02/1989

RPI 967

Solicitação de exame técnico

#4.1

04/26/1988

RPI 914

Publicação do pedido de patente

#3.1

01/05/1988

RPI 898

Pedido de patente depositado

#2.1

01/21/1987

RPI 848

Republicação - classificação IPC

#15.11

Alterada a classificação de C02F 1/467 e E04H 4/16 para E04H 4/16 e C02F 1/467.

09/12/2017

RPI 2436

Republicação - classificação IPC

#15.11

12/22/2009

RPI 2033

111

06/05/1990

RPI 1021

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