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Official data from INPI

DIODO ZENER DE BAIXA VOLTAGEM

Em AnáliseInvention Patent

Application data

Number

PI7603548

Type

Invention Patent

Filing

06/03/1976

Publication

-

Progress at the INPI

  1. Filing06/03/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant01/26/82
  6. Terminated05/21/85

The patent was granted on 01/26/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/21/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

INT STANDARD ELECTRIC CORP

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Inventors

K. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/21/1985

RPI 761

Cessão de direito de exploração

#22.1

11/13/1984

RPI 734

16.3

04/27/1982

RPI 601

Concessão da patente

#16.1

01/26/1982

RPI 588

Concessão da patente

#16.1

12/29/1981

RPI 584

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era H01L 29/90.

03/27/2018

RPI 2464

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