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Official data from INPI

FECHO PARA CINTOS DESEGURANCA

Em AnáliseInvention Patent

Application data

Number

PI8101250

Type

Invention Patent

Filing

02/27/1981

Publication

-

Progress at the INPI

  1. Filing02/27/81
  2. Publication
  3. Examination04/06/82
  4. Allowance03/13/84
  5. Grant09/25/84
  6. Expired03/26/96

The letters patent expired on 03/26/1996: 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

W. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

08/23/1988

RPI 931

Republicação - classificação IPC

#15.11

11/27/1984

RPI 736

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

07/03/1984

RPI 715

Deferimento

#9.1

03/13/1984

RPI 699

Solicitação de exame técnico

#4.1

04/06/1982

RPI 598

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

03/26/1996

RPI 1321

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