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Official data from INPI

APERFEICOAMENTO EM VALVULA

IndeferidaUtility Model

Application data

Number

MU6100732

Type

Utility Model

Filing

05/28/1981

Publication

01/04/1983

Progress at the INPI

  1. Filing05/28/81
  2. Publication01/04/83
  3. Examination03/04/87
  4. Allowance
  5. Grant
  6. In force

Published on 01/04/1983, 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: 08/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VULCANIA ARTIGOS DE VULCANIZAC [BR]

Inventors

R. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/09/1988

RPI 929

15.5

09/15/1987

RPI 882

Solicitação de exame técnico

#4.1

03/04/1987

RPI 854

Retificação

#15.6

02/17/1987

RPI 852

Retificação

#15.3

12/02/1986

RPI 841

3.4

02/26/1985

RPI 749

Publicação do pedido de patente

#3.1

01/04/1983

RPI 637

14.2

03/19/1991

RPI 1059

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