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Official data from INPI

HÉLICE APERFEIÇOADA, APLICÁVEL EM VENTILADOR

Em AnáliseUtility Model

Application data

Number

MU6800731

Type

Utility Model

Filing

04/08/1988

Publication

05/09/1989

Progress at the INPI

Under appeal
  1. Filing04/08/88
  2. Publication05/09/89
  3. Examination09/19/89
  4. Refused03/17/92
  5. Grant
  6. In force

The application was refused by the INPI on 03/17/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 09/19/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tufão - Ventiladores e Exaustores Ltda

ES, BR

Inventors

J. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/19/1989

RPI 987

Publicação antecipada

#3.2

05/09/1989

RPI 968

Pedido de patente depositado

#2.1

01/31/1989

RPI 954

Indeferimento

#9.2

03/17/1992

RPI 1111

14.4

03/26/1991

RPI 1060

14.7

03/26/1991

RPI 1060

14.1

03/19/1991

RPI 1059

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