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

ACENDEDOR DE GÁS LIQUEFEITO.

Em AnáliseInvention Patent

Application data

Number

PI8701904

Type

Invention Patent

Filing

04/22/1987

Publication

02/02/1988

Progress at the INPI

  1. Filing04/22/87
  2. Publication02/02/88
  3. Examination06/14/88
  4. Allowance03/01/90
  5. Grant09/25/90
  6. Expired07/29/08

The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Breval S.A.

CH

Inventors

C. M. (pessoa física)

ES

Technical data

IPC Classification

Priority claims

CH

01657/86 · 04/23/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/14/1988

RPI 921

Publicação do pedido de patente

#3.1

02/02/1988

RPI 902

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Carta-patente expirada

#21.1

Patente extinta em 22/04/2002

07/29/2008

RPI 1960

Republicação - classificação IPC

#15.11

04/16/1991

RPI 1063

Concessão da patente

#16.1

09/25/1990

RPI 1034

Notificação para pagamento de retribuição

#13.1

06/19/1990

RPI 1023

Deferimento

#9.1

03/01/1990

RPI 1007

Patent monitoring

Track this patent in real time.

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