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Official data from INPI

DISPOSITIVO PARA O FECHAMENTO E LACRE DE ENVELOPES, ENVELOPE E ENVELOPE COM DISPOSITIVO DE FECHAMENTO E LACRE

PublicadaInvention Patent

Application data

Number

PI8706409

Type

Invention Patent

Filing

11/26/1987

Publication

06/13/1989

Progress at the INPI

  1. Filing11/26/87
  2. Publication06/13/89
  3. Examination07/23/91
  4. Allowance
  5. Grant
  6. In force

Published on 06/13/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 06/13/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. N. (pessoa física)

RJ, BR

Inventors

E. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

06/13/1989

RPI 973

Pedido de patente depositado

#2.1

04/05/1988

RPI 911

Retificação

#15.3

04/13/1993

RPI 1167

Solicitação de exame técnico

#4.1

07/23/1991

RPI 1077

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