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Official data from INPI

CONJUNTO DE PASTILHA DE FREIO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000072

Type

Invention Patent

Filing

01/04/1990

Publication

10/08/1991

Progress at the INPI

  1. Filing01/04/90
  2. Publication10/08/91
  3. Examination04/14/92
  4. Allowance01/18/94
  5. Grant10/25/94
  6. Expired05/11/10

The letters patent expired on 05/11/2010: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 05/11/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Freios Varga S/A

SP, BR

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Inventors

J. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 04/01/2005

05/11/2010

RPI 2053

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Solicitação de exame técnico

#4.1

04/14/1992

RPI 1115

Publicação do pedido de patente

#3.1

10/08/1991

RPI 1088

Pedido de patente depositado

#2.1

05/01/1990

RPI 1016

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