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Official data from INPI

FONTE DE ALIMENTAÇÃO CC REGULADA.

ConcedidaInvention Patent

Application data

Number

PI8104672

Type

Invention Patent

Filing

07/21/1981

Publication

04/06/1982

Progress at the INPI

  1. Filing07/21/81
  2. Publication04/06/82
  3. Examination04/17/84
  4. Allowance04/16/85
  5. Grant12/31/85
  6. Terminated02/04/92

The patent was granted on 12/31/1985 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: 12/31/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

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Inventors

J. O. (pessoa física)

Technical data

IPC Classification

Priority claims

US

171.588 · 07/23/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/31/1985

RPI 793

Notificação para pagamento de retribuição

#13.1

10/08/1985

RPI 781

Deferimento (variante)

#9.1.2

10/01/1985

RPI 780

9.1.3

07/02/1985

RPI 767

9.1.3

06/18/1985

RPI 765

Deferimento

#9.1

04/16/1985

RPI 756

Exigência - art. 36 da LPI

#6.1

09/18/1984

RPI 726

Solicitação de exame técnico

#4.1

04/17/1984

RPI 704

Publicação do pedido de patente

#3.1

04/06/1982

RPI 598

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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