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Official data from INPI

MECANISMO PARA TRAVAMENTO OU FRENAGEM.

ConcedidaInvention Patent

Application data

Number

PI8007561

Type

Invention Patent

Filing

11/18/1980

Publication

-

Progress at the INPI

  1. Filing11/18/80
  2. Publication
  3. Examination08/30/83
  4. Allowance10/09/84
  5. Grant05/28/85
  6. Expired12/26/95

The letters patent expired on 12/26/1995: 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: 05/28/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

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Inventors

S. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

95.167 · 11/19/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

02/20/1985

RPI 748

Republicação - classificação IPC

#15.11

12/11/1984

RPI 738

Deferimento

#9.1

10/09/1984

RPI 729

Exigência - art. 36 da LPI

#6.1

04/10/1984

RPI 703

Solicitação de exame técnico

#4.1

08/30/1983

RPI 671

Carta-patente expirada

#21.1

12/26/1995

RPI 1308

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