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Official data from INPI

DISPOSITIVO E PROCESSO PARA REFRIGERAR ORIFICIOS DE INJECAO DE BICOS INJETORES

ConcedidaInvention Patent

Application data

Number

PI8100661

Type

Invention Patent

Filing

02/05/1980

Publication

-

Progress at the INPI

  1. Filing02/05/80
  2. Publication
  3. Examination10/04/83
  4. Allowance09/25/84
  5. Grant03/26/85
  6. Terminated02/04/92

The patent was granted on 03/26/1985 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: 03/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KLOECKNER HUMBOLDT DEUTZ AG

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Inventors

B. H. (pessoa física)

K. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/26/1985

RPI 753

Notificação para pagamento de retribuição

#13.1

01/29/1985

RPI 745

Deferimento

#9.1

09/25/1984

RPI 727

Exigência - art. 36 da LPI

#6.1

05/02/1984

RPI 706

Solicitação de exame técnico

#4.1

10/04/1983

RPI 676

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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