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Official data from INPI

DISPOSITIVO DE TRAVAMENTO DE CORREIA

Em AnáliseInvention Patent

Application data

Number

PI8008155

Type

Invention Patent

Filing

12/12/1980

Publication

-

Progress at the INPI

  1. Filing12/12/80
  2. Publication
  3. Examination04/27/82
  4. Allowance07/19/83
  5. Grant01/31/84
  6. Expired03/19/96

The letters patent expired on 03/19/1996: 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: 08/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TRW Repa Gmbh.

DE

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Inventors

F. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

08/23/1988

RPI 931

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

11/16/1983

RPI 682

Deferimento

#9.1

07/19/1983

RPI 665

Solicitação de exame técnico

#4.1

04/27/1982

RPI 601

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era A62B 35/02.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

03/19/1996

RPI 1320

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