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Official data from INPI

PROCESSO PARA FORNECER UMA MISTURA COMBUSTIVEL GASOSA A UM FORNO E APARELHO PARA REALIZAR O PROCESSO

Em AnáliseInvention Patent

Application data

Number

PI7907580

Type

Invention Patent

Filing

11/22/1979

Publication

-

Progress at the INPI

  1. Filing11/22/79
  2. Publication
  3. Examination06/07/83
  4. Allowance12/13/83
  5. Grant06/26/84
  6. Terminated10/03/89

The patent was granted on 06/26/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SOUTHWIRE CO

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Inventors

B. M. (pessoa física)

P. R. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

04/10/1984

RPI 703

Deferimento

#9.1

12/13/1983

RPI 686

Solicitação de exame técnico

#4.1

06/07/1983

RPI 659

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: F17D 1/04; B01F 3/02; F16K 19/00; G05D 11/02.

03/20/2018

RPI 2463

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