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

MECANISMO DE ACENDEDOR PIEZOELÉTRICO

Em AnáliseInvention Patent

Application data

Number

PI8404361

Type

Invention Patent

Filing

08/31/1984

Publication

11/18/1986

Progress at the INPI

  1. Filing08/31/84
  2. Publication11/18/86
  3. Examination11/08/88
  4. Allowance01/02/91
  5. Grant07/30/91
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Intermatch S.A

CH

K. R. (pessoa física)

JP

Inventors

T. O. (pessoa física)

JP

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/08/1988

RPI 942

Publicação do pedido de patente

#3.1

11/18/1986

RPI 839

14.1

07/29/1986

RPI 823

Pedido de patente depositado

#2.1

11/06/1984

RPI 733

Carta-patente expirada

#21.1

Patente extinta em 31/08/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

07/30/1991

RPI 1078

Notificação para pagamento de retribuição

#13.1

04/16/1991

RPI 1063

Deferimento

#9.1

01/02/1991

RPI 1048

Patent monitoring

Track this patent in real time.

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