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Official data from INPI

INSTALAÇÃO PARA REAJUSTE AUTOMÁTICO DE FREIO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9101902

Type

Invention Patent

Filing

05/09/1991

Publication

12/17/1991

Progress at the INPI

  1. Filing05/09/91
  2. Publication12/17/91
  3. Examination06/09/92
  4. Allowance10/04/94
  5. Grant06/27/95
  6. Expired06/22/10

The letters patent expired on 06/22/2010: 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: 06/22/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Wabco Westinghouse Fahrzeugbremsen GmbH

DE

Inventors

J. F. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 40 17 949.4 · 06/05/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 09/05/2006

06/22/2010

RPI 2059

Concessão da patente

#16.1

06/27/1995

RPI 1282

Notificação para pagamento de retribuição

#13.1

02/07/1995

RPI 1262

Deferimento

#9.1

10/04/1994

RPI 1244

Solicitação de exame técnico

#4.1

06/09/1992

RPI 1123

Publicação do pedido de patente

#3.1

12/17/1991

RPI 1098

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