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Official data from INPI

SISTEMA DE FREIO POR PRESSAO DE FLUIDO

ConcedidaInvention Patent

Application data

Number

PI7900975

Type

Invention Patent

Filing

02/17/1978

Publication

-

Progress at the INPI

  1. Filing02/17/78
  2. Publication
  3. Examination
  4. Allowance02/16/83
  5. Grant10/25/83
  6. Expired05/31/94

The letters patent expired on 05/31/1994: 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: 10/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BENDIX CORP

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Inventors

K. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1983

RPI 679

Notificação para pagamento de retribuição

#13.1

06/14/1983

RPI 660

Deferimento

#9.1

02/16/1983

RPI 643

Exigência - art. 36 da LPI

#6.1

06/15/1982

RPI 608

Carta-patente expirada

#21.1

05/31/1994

RPI 1226

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