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Official data from INPI

PROCESSO PARA O REVESTIMENTO DE UMA SUBCAMADA,PROCESSO PARA A MODIFICACAO DA SUPERFICIE DE UMA SUBCAMADA DE METAL,E PROCESSO PARA O REVESTIMENTO DE UMA SUBCAMADA DE SOLIDOS INORGANICOS EM PARTICULAS

Em AnáliseInvention Patent

Application data

Number

PI7700971

Type

Invention Patent

Filing

02/17/1976

Publication

-

Progress at the INPI

  1. Filing02/17/76
  2. Publication
  3. Examination
  4. Allowance03/16/82
  5. Grant
  6. Terminated12/27/88

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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FORD MOTOR CO

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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

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

07/06/1982

RPI 611

Deferimento

#9.1

03/16/1982

RPI 595

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