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Official data from INPI

APERFEICOAMENTOS EM APARELHO INCLUINDO UN DISPOSITIVO PARA OBSERVAR ATRAVES DE UMA FENDA UM DOCUMENTO E PARA PROJETAR UMA IMAGEM DO MESMO EM APARELHO DE REPRODUCAO E EM PROCESSO PARA A FABRICACAO DE TAL APARELHO

Em AnáliseInvention Patent

Application data

Number

PI7702723

Type

Invention Patent

Filing

05/03/1976

Publication

-

Progress at the INPI

  1. Filing05/03/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. Terminated01/21/92

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: 11/10/1981. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

XEROX CORP

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Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/10/1981

RPI 577

Anuidade - prazo legal encerrado

#18.2

01/21/1992

RPI 1103

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