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Official data from INPI

PROCESSO PARA OBTENÇÃO DE FLOCULANTE LÍQUIDO Á BASE DE SAIS, COM CONCENTRAÇÃO MÍNIMA DE 18,0% EM FE2O3 NO PRODUTO OXIDADO, E APARELHO PARA PRODUZI-LO

ArquivadaInvention Patent

Application data

Number

PI9103397

Type

Invention Patent

Filing

08/07/1991

Publication

12/10/1991

Progress at the INPI

  1. Filing08/07/91
  2. Publication12/10/91
  3. Abandoned05/04/93
  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: 08/10/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústrias Químicas Cataguases Ltda

MG, BR

Inventors

L. V. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

08/10/1999

RPI 1492

Exigência - art. 36 da LPI

#6.1

10/27/1998

RPI 1451

Conhecimento de parecer técnico

#7.1

09/16/1997

RPI 1398

Solicitação de exame técnico

#4.1

05/04/1993

RPI 1170

Publicação antecipada

#3.2

12/10/1991

RPI 1097

Pedido de patente depositado

#2.1

11/12/1991

RPI 1093

Pedido de patente depositado

#2.1

09/24/1991

RPI 1086

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