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

DISPOSICAO CONSTRUTIVA DE DISPOSITIVO PARA PROTECAO CONTRA EXPLOSAO,DETONACAO E COMBUSTAO CONTINUA,PARA TANQUES OU TUBULACOES CONTENDO LIQUIDOS E/OU GASES INFLAMAVEIS ALTAMENTE EXPLOSIVOS

Em AnáliseInvention Patent

Application data

Number

PI8602561

Type

Invention Patent

Filing

06/03/1986

Publication

02/02/1988

Progress at the INPI

Under appeal
  1. Filing06/03/86
  2. Publication02/02/88
  3. Examination07/12/88
  4. Refused05/08/90
  5. Grant
  6. In force

The application was refused by the INPI on 05/08/1990. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ASCA EQUIP LTD [BR]

Inventors

H. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

08/22/1989

RPI 983

Solicitação de exame técnico

#4.1

07/12/1988

RPI 925

Publicação do pedido de patente

#3.1

02/02/1988

RPI 902

Pedido de patente depositado

#2.1

12/09/1986

RPI 842

Indeferimento

#9.2

05/08/1990

RPI 1017

Patent monitoring

Track this patent in real time.

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