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

INTERRUPTOR PNEUMÁTICO.

Em AnáliseInvention Patent

Application data

Number

PI8504579

Type

Invention Patent

Filing

09/19/1985

Publication

07/15/1986

Progress at the INPI

  1. Filing09/19/85
  2. Publication07/15/86
  3. Examination09/30/86
  4. Allowance06/19/90
  5. Grant12/26/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BBC Brown, Boveri & Company Limited

CH

See this company's full portfolio

Inventors

G. M. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

4610/84-3 · 09/26/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/30/1986

RPI 832

Publicação do pedido de patente

#3.1

07/15/1986

RPI 821

Pedido de patente depositado

#2.1

11/19/1985

RPI 787

Carta-patente expirada

#21.1

Patente extinta em 19/09/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

12/26/1990

RPI 1047

Notificação para pagamento de retribuição

#13.1

10/02/1990

RPI 1035

Deferimento

#9.1

06/19/1990

RPI 1023

6.2

01/02/1990

RPI 1000

Patent monitoring

Track this patent in real time.

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