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

PAR TERMOELÉTRICO PARA USO EM CHUMACEIRA DE FREIO, CHUMACEIRA E CAVALETE DE FREIO

PublicadaInvention Patent

Application data

Number

PI8901712

Type

Invention Patent

Filing

04/11/1989

Publication

11/21/1989

Progress at the INPI

  1. Filing04/11/89
  2. Publication11/21/89
  3. Examination11/20/90
  4. Allowance03/17/92
  5. Grant02/24/93
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

US

P. C. (pessoa física)

US

See this company's full portfolio

Inventors

R. N. (pessoa física)

US

R. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

181,179 · 04/13/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/21/1989

RPI 996

Pedido de patente depositado

#2.1

05/23/1989

RPI 970

Carta-patente expirada

#21.1

Patente extinta em 11/04/2004

12/15/2009

RPI 2032

Transferência deferida

#25.1

08/05/1997

RPI 1392

Concessão da patente

#16.1

02/24/1993

RPI 1160

Notificação para pagamento de retribuição

#13.1

09/01/1992

RPI 1135

Deferimento

#9.1

03/17/1992

RPI 1111

Solicitação de exame técnico

#4.1

11/20/1990

RPI 1042

Patent monitoring

Track this patent in real time.

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