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Official data from INPI

DESLOCADOR DE FREQUENCIA DE FIBRA OTICA E PROCESSOS PARA DESLOCAR UMA FREQUENCIA OTICA DE ENTRADA DE UMA FREQUENCIA FO PARA UMA FREQUENCIA OTICA DE SAIDA FO + 2F

Em AnáliseInvention Patent

Application data

Number

PI8502048

Type

Invention Patent

Filing

05/25/1984

Publication

12/31/1985

Progress at the INPI

  1. Filing05/25/84
  2. Publication12/31/85
  3. Abandoned06/24/86
  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.

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Latest action published by the INPI: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LITTON SYSTEMS INC [US]

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Inventors

P. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/24/1986

RPI 818

Publicação do pedido de patente

#3.1

12/31/1985

RPI 793

Pedido de patente depositado

#2.1

07/09/1985

RPI 768

Republicação - classificação IPC

#15.11

06/04/1991

RPI 1070

Arquivamento - Art. 36 §1° da LPI

#11.2

08/07/1990

RPI 1027

Exigência - art. 36 da LPI

#6.1

01/16/1990

RPI 1002

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