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Official data from INPI

PROCESSO DE PRODUZIR UMA SOLUÇÃO ESTÁVEL DE DIÓXIDO DE CLORO E RESPECTIVA COMPOSIÇÃO.

Em AnáliseInvention Patent
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Application data

Number

PI8102124

Type

Invention Patent

Filing

04/08/1981

Publication

11/16/1982
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Progress at the INPI

  1. Filing04/08/81
  2. Publication11/16/82
  3. Examination01/22/85
  4. Refused03/09/93
  5. Grant
  6. In force

The application was refused on 03/09/1993 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/23/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alexander Ross Reed, III

Inventors

R. I. (pessoa física)

Technical data

IPC Classification

C01B 11/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Petição de recurso

#12.2

05/23/1989

RPI 970

Retificação

#15.3

09/06/1988

RPI 933

15.19

10/20/1987

RPI 887

Retificação

#15.3

04/22/1987

RPI 861

Indeferimento

#9.2

12/23/1986

RPI 844

Solicitação de exame técnico

#4.1

01/22/1985

RPI 744

Publicação do pedido de patente

#3.1

11/16/1982

RPI 630

111

03/09/1993

RPI 1162

120

08/07/1990

RPI 1027

100

06/05/1990

RPI 1021

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