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Official data from INPI

FREIO A DISCO VEÍCULAR.

Em AnáliseInvention Patent

Application data

Number

PI7908646

Type

Invention Patent

Filing

12/28/1979

Publication

-

Progress at the INPI

  1. Filing12/28/79
  2. Publication
  3. Examination09/21/82
  4. Allowance11/16/83
  5. Grant05/29/84
  6. Expired05/09/95

The letters patent expired on 05/09/1995: 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: 10/08/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

See this company's full portfolio

Inventors

U. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

974.283 · 12/29/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

10/08/1985

RPI 781

Concessão da patente

#16.1

05/29/1984

RPI 710

Notificação para pagamento de retribuição

#13.1

03/20/1984

RPI 700

Deferimento

#9.1

11/16/1983

RPI 682

Exigência - art. 36 da LPI

#6.1

04/12/1983

RPI 651

Solicitação de exame técnico

#4.1

09/21/1982

RPI 622

Carta-patente expirada

#21.1

05/09/1995

RPI 1275

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