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Official data from INPI

UM PROCESSO PARA FABRICAR UMA SAÍDA DE ALIVÍO DE SEGURANÇA EM UMA TAMPA PARA UM RECIPIENTE HERMETICAMENTE SELADO, UMA TAMPA PARA UM RECIPIENTE CONTENDO A DITA SAÍDA DE ALÍVIO

Em AnáliseInvention Patent

Application data

Number

PI8704036

Type

Invention Patent

Filing

08/07/1987

Publication

04/05/1988

Progress at the INPI

Under appeal
  1. Filing08/07/87
  2. Publication04/05/88
  3. Examination08/16/88
  4. Refused09/17/91
  5. Grant
  6. In force

The application was refused by the INPI on 09/17/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Emerson Electric Co

US

See this company's full portfolio

Inventors

E. W. (pessoa física)

US

L. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

909.302 · 09/19/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/16/1988

RPI 930

Publicação do pedido de patente

#3.1

04/05/1988

RPI 911

Pedido de patente depositado

#2.1

10/06/1987

RPI 885

Indeferimento

#9.2

09/17/1991

RPI 1085

Conhecimento de parecer técnico

#7.1

01/02/1991

RPI 1048

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