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

SISTEMA DE FRENAGEM ELETROPNEUMÁTICA

PublicadaInvention Patent

Application data

Number

PI8603163

Type

Invention Patent

Filing

07/07/1986

Publication

03/08/1988

Progress at the INPI

  1. Filing07/07/86
  2. Publication03/08/88
  3. Examination05/29/90
  4. Allowance05/07/91
  5. Grant12/31/91
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 03/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Standard Inc

US

See this company's full portfolio

Inventors

J. W. (pessoa física)

US

R. M. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/08/1988

RPI 907

Pedido de patente depositado

#2.1

12/30/1986

RPI 845

Carta-patente expirada

#21.1

Patente extinta em 07/07/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

12/31/1991

RPI 1100

Notificação para pagamento de retribuição

#13.1

08/20/1991

RPI 1081

Deferimento

#9.1

05/07/1991

RPI 1066

Solicitação de exame técnico

#4.1

05/29/1990

RPI 1020

Related

From the same holder

Patent monitoring

Track this patent in real time.

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