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Official data from INPI

SISTEMA SEMICONDUTOR,ESTRUTURA SENSIVEL A ENERGIA LUMINOSA,ARTIGO DE MANUFATURA E PROCESSO PARA FORMAR UNIDADE SEMICONDUTORA

Em AnáliseInvention Patent

Application data

Number

PI7800882

Type

Invention Patent

Filing

02/14/1977

Publication

-

Progress at the INPI

  1. Filing02/14/77
  2. Publication
  3. Examination
  4. Allowance01/26/82
  5. Grant
  6. Terminated05/17/88

The patent was granted 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TEXAS INSTRUMENTS INC

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Notificação para pagamento de retribuição

#13.1

06/01/1982

RPI 606

15.0

02/16/1982

RPI 591

Deferimento

#9.1

01/26/1982

RPI 588

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