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Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM VÁLVULA.

Em AnáliseUtility Model

Application data

Number

MU6700303

Type

Utility Model

Filing

02/19/1987

Publication

09/13/1988

Progress at the INPI

Under appeal
  1. Filing02/19/87
  2. Publication09/13/88
  3. Examination11/22/88
  4. Refused06/25/91
  5. Grant
  6. In force

The application was refused by the INPI on 06/25/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 03/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. M. (pessoa física)

SP, BR

Inventors

D. M. (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

03/14/1989

RPI 960

Solicitação de exame técnico

#4.1

11/22/1988

RPI 944

Publicação do pedido de patente

#3.1

09/13/1988

RPI 934

Pedido de patente depositado

#2.1

07/07/1987

RPI 872

Indeferimento

#9.2

06/25/1991

RPI 1073

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