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Official data from INPI

PROCESSO PARA A LIMPEZA DE INSTALACOES DE MISTURACAO

Em AnáliseInvention Patent

Application data

Number

PI7908548

Type

Invention Patent

Filing

03/19/1979

Publication

-

Progress at the INPI

  1. Filing03/19/79
  2. Publication
  3. Examination09/21/82
  4. Allowance09/27/83
  5. Grant03/27/84
  6. Terminated10/03/89

The patent was granted on 03/27/1984 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KRAFTWERK UNION AG

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Inventors

B. D. (pessoa física)

P. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

01/17/1984

RPI 691

Deferimento

#9.1

09/27/1983

RPI 675

Exigência - art. 36 da LPI

#6.1

04/19/1983

RPI 652

Solicitação de exame técnico

#4.1

09/21/1982

RPI 622

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