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Official data from INPI

VALVULA PILOTO PARA UMA VALVULA PRINCIPAL E VALVULA PILOTO ACIONADA POR PRESSAO PARA OPERAR UMA VALVULA PRINCIPAL BALANCEADA E CONJUNTO DE VALVULA

IndeferidaInvention Patent

Application data

Number

PI8501540

Type

Invention Patent

Filing

04/02/1985

Publication

11/11/1986

Progress at the INPI

Under appeal
  1. Filing04/02/85
  2. Publication11/11/86
  3. Examination09/20/88
  4. Refused10/03/89
  5. Grant
  6. In force

The application was refused by the INPI on 10/03/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VAPOR CORP [US]

Inventors

R. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

10/03/1989

RPI 989

Solicitação de exame técnico

#4.1

09/20/1988

RPI 935

Publicação do pedido de patente

#3.1

11/11/1986

RPI 838

Pedido de patente depositado

#2.1

06/25/1985

RPI 766

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