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Official data from INPI

FILTRO ROTATIVO COM ESCOVA HELICOILDAL PARA LIMPEZA

Em AnáliseInvention Patent

Application data

Number

PI9006272

Type

Invention Patent

Filing

11/30/1990

Publication

04/09/1991

Progress at the INPI

  1. Filing11/30/90
  2. Publication04/09/91
  3. Examination06/15/93
  4. Allowance
  5. Grant
  6. In force

Published on 04/09/1991, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 01/26/2010. 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

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

01/26/2010

RPI 2038

Retificação

#15.3

01/28/1997

RPI 1365

Solicitação de exame técnico

#4.1

06/15/1993

RPI 1176

Pedido de patente depositado

#2.1

04/09/1991

RPI 1062

Publicação antecipada

#3.2

04/09/1991

RPI 1062

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