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Official data from INPI

PROCESSO DE INTERFERÊNCIA ÓTICO INTEGRADO

ArquivadaInvention PatentPCT · EP1988000108

Application data

Number

PI8807884

Type

Invention Patent

Filing

02/14/1988

Publication

11/13/1990

PCT

EP1988000108

Progress at the INPI

  1. Filing02/14/88
  2. Publication11/13/90
  3. Abandoned08/20/91
  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: 01/10/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. L. (pessoa física)

CH

Inventors

W. L. (pessoa física)

CH

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

01/10/1995

RPI 1258

Exigência - art. 36 da LPI

#6.1

04/05/1994

RPI 1218

Solicitação de exame técnico

#4.1

08/20/1991

RPI 1081

Notificação de entrada na fase nacional - PCT

#1.3

11/13/1990

RPI 1041

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