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Official data from INPI

FORNO DE INDUCAO, PROTATIL E DE BAIXA FREQUENCIA

Em AnáliseInvention Patent

Application data

Number

PI7903136

Type

Invention Patent

Filing

05/18/1979

Publication

-

Progress at the INPI

  1. Filing05/18/79
  2. Publication
  3. Examination
  4. Allowance12/07/82
  5. Grant12/27/83
  6. Terminated06/14/88

The patent was granted on 12/27/1983 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. C. (pessoa física)

Inventors

R. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Anuidade - prazo legal encerrado

#18.2

08/12/1986

RPI 825

Cessão de direito de exploração

#22.1

06/04/1985

RPI 763

330

03/05/1985

RPI 750

300

11/13/1984

RPI 734

201

06/19/1984

RPI 713

Concessão da patente

#16.1

12/27/1983

RPI 688

Pedido de licença voluntária

#17.1

12/27/1983

RPI 688

Concessão da patente

#16.1

10/25/1983

RPI 679

Notificação para pagamento de retribuição

#13.1

05/17/1983

RPI 656

Deferimento

#9.1

12/07/1982

RPI 633

8.1

08/17/1982

RPI 617

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