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

SISTEMA DE CONTROLE DE TRECHO DE VIA PARA VEÍCULO DE PROPULSÃO PNEUMÁTICA.

PublicadaInvention Patent

Application data

Number

PI8801795

Type

Invention Patent

Filing

04/14/1988

Publication

11/14/1989

Progress at the INPI

  1. Filing04/14/88
  2. Publication11/14/89
  3. Examination12/17/91
  4. Allowance01/26/99
  5. Grant07/13/99
  6. Expired12/11/12

The letters patent expired on 12/11/2012: 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. C. (pessoa física)

RS, BR

Inventors

O. C. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/14/1989

RPI 995

Pedido de patente depositado

#2.1

08/02/1988

RPI 928

Carta-patente expirada

#21.1

Patente extinta em 13/07/2009

12/11/2012

RPI 2188

Concessão da patente

#16.1

07/13/1999

RPI 1488

Deferimento

#9.1

01/26/1999

RPI 1464

Solicitação de exame técnico

#4.1

12/17/1991

RPI 1098

Solicitação de exame não realizada

#4.2

11/05/1991

RPI 1092

Related

Same category

Patent monitoring

Track this patent in real time.

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