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Official data from INPI

COLUNA DE AERAÇÃO

ArquivadaInvention Patent
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Application data

Number

PI9006273

Type

Invention Patent

Filing

11/30/1990

Publication

04/09/1991
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Progress at the INPI

  1. Filing11/30/90
  2. Publication04/09/91
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 11/30/1990 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/29/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Irmãos Marchini & Cia Ltda

RS, BR

Inventors

R. T. (pessoa física)

Technical data

IPC Classification

C02F 7/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

06/29/1993

RPI 1178

Pedido de patente depositado

#2.1

04/09/1991

RPI 1062

Publicação antecipada

#3.2

04/09/1991

RPI 1062

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