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Official data from INPI

VÁLVULA DE SEGURANÇA PARA PANELAS DE PRESSÃO

IndeferidaUtility Model

Application data

Number

MU6400314

Type

Utility Model

Filing

03/01/1984

Publication

10/08/1985

Progress at the INPI

Under appeal
  1. Filing03/01/84
  2. Publication10/08/85
  3. Examination08/05/86
  4. Refused03/15/88
  5. Grant
  6. In force

The application was refused by the INPI on 03/15/1988. The invention was never patented.

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Latest action published by the INPI: 03/15/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ALCAN BRASIL [BR]

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Inventors

S. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

03/15/1988

RPI 908

Conhecimento de parecer técnico

#7.1

07/21/1987

RPI 874

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

10/08/1985

RPI 781

Pedido de patente depositado

#2.1

05/15/1984

RPI 708

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