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Official data from INPI

CAVIDADE EXTERNA PARA LASER SEMICONDUTOR COM AUTO ALINHAMENTO POR DUPLA RETRO -REFLEXÃO

Prazo de SigiloInvention Patent
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Application data

Number

PI8806972

Type

Invention Patent

Filing

12/29/1988

Publication

08/07/1990
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Progress at the INPI

  1. Filing12/29/88
  2. Publication08/07/90
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 12/29/1988 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Financiadora de Estudos e Projetos - FINEP

RJ, BR

Pontifícia Universidade Católica do Rio de Janeiro - PUC/RJ

RJ, BR

Telecomunicações Brsileiras S/A - TELEBRÂS

RJ, BR

Universidade Estadual de Campinas - Unicamp

SP, BR

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Inventors

E. C. (pessoa física)

BR

J. W. (pessoa física)

Technical data

IPC Classification

H01S 3/139

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

05/02/1989

RPI 967

Arquivamento - Art. 33 da LPI

#11.1

11/24/1992

RPI 1147

Publicação do pedido de patente

#3.1

08/07/1990

RPI 1027

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