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Official data from INPI

processo para recuperacão de molibdeno a partir de licores de urânio.

Em AnáliseInvention Patent

Application data

Number

PI7900138

Type

Invention Patent

Filing

01/10/1979

Publication

-

Progress at the INPI

  1. Filing01/10/79
  2. Publication
  3. Examination
  4. Allowance07/12/83
  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

Amax Inc.

See this company's full portfolio

Inventors

J. L. (pessoa física)

Technical data

IPC Classification

Priority claims

US

869.338 · 01/13/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

16.3

03/20/1984

RPI 700

Concessão da patente

#16.1

12/27/1983

RPI 688

Notificação para pagamento de retribuição

#13.1

11/08/1983

RPI 681

Deferimento

#9.1

07/12/1983

RPI 664

Exigência - art. 36 da LPI

#6.1

06/15/1982

RPI 608

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