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Official data from INPI

ELEMENTO DE SEGURANCA DE PECA UNICA E CONJUNTO PARA UNIR E LACRAR UTILIZANDO O MESMO

Em AnáliseInvention Patent

Application data

Number

PI7904129

Type

Invention Patent

Filing

06/28/1979

Publication

-

Progress at the INPI

  1. Filing06/28/79
  2. Publication
  3. Examination02/22/83
  4. Allowance04/03/84
  5. Grant10/30/84
  6. Expired04/04/95

The letters patent expired on 04/04/1995: 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: 03/31/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. D. (pessoa física)

Inventors

L. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

03/31/1987

RPI 858

Concessão da patente

#16.1

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

08/07/1984

RPI 720

Deferimento

#9.1

04/03/1984

RPI 702

Exigência - art. 36 da LPI

#6.1

10/04/1983

RPI 676

Solicitação de exame técnico

#4.1

02/22/1983

RPI 644

Carta-patente expirada

#21.1

04/04/1995

RPI 1270

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