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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE TABLETES DE COMBUSTÍVEIS NUCLEARES DE ÓXIDO MISTO, SOLÚVEIS EM ÁCIDO NÍTRICO.

ConcedidaInvention Patent

Application data

Number

PI8101595

Type

Invention Patent

Filing

03/18/1981

Publication

-

Progress at the INPI

  1. Filing03/18/81
  2. Publication
  3. Examination10/18/83
  4. Allowance05/15/84
  5. Grant11/27/84
  6. Terminated08/23/94

The patent was granted on 11/27/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alkem GmbH

DE

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Inventors

F. P. (pessoa física)

H. D. (pessoa física)

K. W. (pessoa física)

L. R. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 10 547.6 · 03/19/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/15/1984

RPI 708

Solicitação de exame técnico

#4.1

10/18/1983

RPI 678

Anuidade - prazo legal encerrado

#18.2

08/23/1994

RPI 1238

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