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Official data from INPI

APERFEIÇOAMENTO EM DISPOSITIVO SEMICONDUTOR E PROCESO DE FABRICAR UM DISPOSITIVO SEMI-CONDUTOR APERFEIÇOADO.

ArquivadaInvention Patent

Application data

Number

PI8500871

Type

Invention Patent

Filing

02/27/1985

Publication

10/15/1985

Progress at the INPI

  1. Filing02/27/85
  2. Publication10/15/85
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 02/27/1985 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Energy Conversion Devices, Inc.

US

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Inventors

C. T. (pessoa física)

H. O. (pessoa física)

US

M. I. (pessoa física)

US

P. N. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

586,365 · 03/05/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

12/29/1987

RPI 897

Publicação do pedido de patente

#3.1

10/15/1985

RPI 782

Pedido de patente depositado

#2.1

05/21/1985

RPI 761

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: H01L 31/18; H01L 21/94; H01L 31/04.

03/27/2018

RPI 2464

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