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Official data from INPI

PROCESSO PARA A SEPARACAO SELETIVA DE URANIO DE SEUS METAIS ACOM-A PANHANTES E PARA SUA OBTENCAO E DISPOSITIVO PARA A EXECUCAO DO PROCESSO

Em AnáliseInvention Patent

Application data

Number

PI7902365

Type

Invention Patent

Filing

01/23/1979

Publication

-

Progress at the INPI

  1. Filing01/23/79
  2. Publication
  3. Examination
  4. Allowance01/31/84
  5. Grant08/28/84
  6. Terminated01/28/92

The patent was granted on 08/28/1984 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: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. K. (pessoa física)

Inventors

H. K. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

05/27/1986

RPI 814

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

05/15/1984

RPI 708

Deferimento

#9.1

01/31/1984

RPI 693

Exigência - art. 36 da LPI

#6.1

06/14/1983

RPI 660

Exigência - art. 36 da LPI

#6.1

10/13/1982

RPI 625

Exigência - art. 36 da LPI

#6.1

05/18/1982

RPI 604

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

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