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Official data from INPI

Processo para a preparação de um líquido, sistema gerador de isótopos e reservatórios.

ConcedidaInvention Patent

Application data

Number

PI8100111

Type

Invention Patent

Filing

01/08/1981

Publication

-

Progress at the INPI

  1. Filing01/08/81
  2. Publication
  3. Examination08/23/83
  4. Allowance05/17/88
  5. Grant11/29/88
  6. Terminated11/08/94

The patent was granted on 11/29/1988 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BYK - Mallinckrodt Cil B.V

Inventors

P. H. (pessoa física)

Technical data

IPC Classification

Priority claims

NL

8000125 · 01/09/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

14.4

01/05/1988

RPI 898

Republicação - classificação IPC

#15.11

04/01/1986

RPI 806

Exigência - art. 36 da LPI

#6.1

04/01/1986

RPI 806

Solicitação de exame técnico

#4.1

08/23/1983

RPI 670

Anuidade - prazo legal encerrado

#18.2

11/08/1994

RPI 1249

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