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Official data from INPI

DISPOSITIVO MECÂNICO DE SEGURANÇA.

ConcedidaInvention Patent

Application data

Number

PI8101202

Type

Invention Patent

Filing

02/27/1981

Publication

10/19/1982

Progress at the INPI

  1. Filing02/27/81
  2. Publication10/19/82
  3. Examination03/22/83
  4. Allowance12/11/84
  5. Grant07/30/85
  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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. J. (pessoa física)

SP, BR

Inventors

F. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/11/1984

RPI 738

Conhecimento de parecer técnico

#7.1

07/31/1984

RPI 719

Exigência - art. 36 da LPI

#6.1

01/03/1984

RPI 689

Solicitação de exame técnico

#4.1

03/22/1983

RPI 648

Publicação do pedido de patente

#3.1

10/19/1982

RPI 626

Carta-patente expirada

#21.1

03/26/1996

RPI 1321

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