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

SISTEMA DE CONTROLE DE FREIO A AR DIGITAL E ARRANJO DE CONTROLE DE PRESSÃO PNEUMÁTICO

Arquivada/ExtintaInvention Patent

Application data

Number

PI8904724

Type

Invention Patent

Filing

09/20/1989

Publication

05/01/1990

Progress at the INPI

  1. Filing09/20/89
  2. Publication05/01/90
  3. Examination06/23/92
  4. Allowance05/12/98
  5. Grant11/24/98
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Standard Inc

US

See this company's full portfolio

Inventors

E. S. (pessoa física)

US

W. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

252.941 · 10/03/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 20/09/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

11/24/1998

RPI 1455

Republicação - classificação IPC

#15.11

Alterada a Classificação para INT.Cl.6 B60T 13/68

05/12/1998

RPI 1429

Deferimento

#9.1

05/12/1998

RPI 1429

Solicitação de exame técnico

#4.1

06/23/1992

RPI 1125

Publicação do pedido de patente

#3.1

05/01/1990

RPI 1016

Pedido de patente depositado

#2.1

03/13/1990

RPI 1009

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.