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Official data from INPI

DISPOSITIVO PARA DOSAGEM E/OU DISTRIBUICAO DE MEIOS LIQUIDOS E SEU EMPREGO

ConcedidaInvention Patent

Application data

Number

PI7904789

Type

Invention Patent

Filing

07/28/1978

Publication

-

Progress at the INPI

  1. Filing07/28/78
  2. Publication
  3. Examination06/15/82
  4. Allowance06/14/83
  5. Grant12/27/83
  6. Terminated01/28/92

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.

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Latest action published by the INPI: 12/27/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

METALLGESELLSCHAFT AG

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Inventors

G. M. (pessoa física)

P. R. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1983

RPI 688

Notificação para pagamento de retribuição

#13.1

10/04/1983

RPI 676

Deferimento

#9.1

06/14/1983

RPI 660

Exigência - art. 36 da LPI

#6.1

01/04/1983

RPI 637

Solicitação de exame técnico

#4.1

06/15/1982

RPI 608

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

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