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Official data from INPI

ARRANJO PARA A PREVENCAO DE GIRO DE UMA OU MAIS RODAS PROPULSIONADAS

ConcedidaInvention Patent

Application data

Number

PI7902500

Type

Invention Patent

Filing

04/28/1978

Publication

-

Progress at the INPI

  1. Filing04/28/78
  2. Publication
  3. Examination
  4. Allowance02/16/83
  5. Grant08/30/83
  6. Expired06/21/94

The letters patent expired on 06/21/1994: 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: 08/30/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

WABCO FAHRZEUGBREMSEN GMBH

Inventors

R. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1983

RPI 671

Notificação para pagamento de retribuição

#13.1

06/14/1983

RPI 660

Republicação - classificação IPC

#15.11

04/05/1983

RPI 650

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

06/21/1994

RPI 1229

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