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Official data from INPI

APERFEIÇOAMENTO EM UM APARELHO DE DEPOSIÇÃO DE DESCARGA LUMINOSA.

ArquivadaInvention Patent

Application data

Number

PI8304903

Type

Invention Patent

Filing

09/09/1983

Publication

05/22/1984

Progress at the INPI

  1. Filing09/09/83
  2. Publication05/22/84
  3. Abandoned05/06/86
  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.

Talk to a specialist

Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Energy Conversion Devices, Inc.

US

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Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

US

418.859 · 09/16/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

05/31/1988

RPI 919

Exigência - art. 36 da LPI

#6.1

06/30/1987

RPI 871

Solicitação de exame técnico

#4.1

05/06/1986

RPI 811

Publicação do pedido de patente

#3.1

05/22/1984

RPI 709

Pedido de patente depositado

#2.1

11/08/1983

RPI 681

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