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Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM VÁLVULA.

Em AnáliseUtility Model

Application data

Number

MU6700231

Type

Utility Model

Filing

02/09/1987

Publication

07/21/1987

Progress at the INPI

Under appeal
  1. Filing02/09/87
  2. Publication07/21/87
  3. Examination09/15/87
  4. Refused06/12/90
  5. Grant
  6. In force

The application was refused by the INPI on 06/12/1990. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/10/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ermeto S/A

Inventors

M. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

11/10/1987

RPI 890

Solicitação de exame técnico

#4.1

09/15/1987

RPI 882

Publicação antecipada

#3.2

07/21/1987

RPI 874

Pedido de patente depositado

#2.1

05/12/1987

RPI 864

Indeferimento

#9.2

06/12/1990

RPI 1022

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