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Official data from INPI

DISPOSITIVOS DE DIFRAÇÃO DE SEGURANÇA DIFÍCEIS DE DUPLICAR EXATAMENTE

ArquivadaInvention Patent

Application data

Number

PI8707305

Type

Invention Patent

Filing

05/18/1987

Publication

06/14/1988

Progress at the INPI

  1. Filing05/18/87
  2. Publication06/14/88
  3. Abandoned01/23/90
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Bank Note Holographics, Inc

US

Inventors

K. H. (pessoa física)

US

R. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

864.193 · 05/16/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

06/14/1988

RPI 921

Arquivamento - Art. 36 §1° da LPI

#11.2

05/04/1993

RPI 1170

Exigência - art. 36 da LPI

#6.1

08/04/1992

RPI 1131

Solicitação de exame técnico

#4.1

01/23/1990

RPI 1003

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