(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

VALVULA DE ENCHIMENTO PARA MAQUINAS DE ENCHER POR CONTRA-PRESSAO

IndeferidaInvention Patent

Application data

Number

PI8503096

Type

Invention Patent

Filing

06/27/1985

Publication

02/03/1987

Progress at the INPI

Under appeal
  1. Filing06/27/85
  2. Publication02/03/87
  3. Examination03/08/88
  4. Refused01/17/89
  5. Grant
  6. In force

The application was refused by the INPI on 01/17/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 01/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HOLSTEIN & KAPPERT MASCHF [DE]

Inventors

J. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

01/17/1989

RPI 952

Solicitação de exame técnico

#4.1

03/08/1988

RPI 907

Solicitação de exame não realizada

#4.2

11/10/1987

RPI 890

15.8

09/29/1987

RPI 884

Publicação do pedido de patente

#3.1

02/03/1987

RPI 850

Pedido de patente depositado

#2.1

09/10/1985

RPI 777

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.