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Official data from INPI

PROCESSO E INSTALAÇÃO PARA O AQUECIMENTO DE CARVÃO

ArquivadaInvention Patent

Application data

Number

PI8204941

Type

Invention Patent

Filing

08/24/1982

Publication

08/02/1983

Progress at the INPI

  1. Filing08/24/82
  2. Publication08/02/83
  3. Examination09/25/84
  4. Allowance03/01/88
  5. Abandoned
  6. In force

The application was allowed on 03/01/1988 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Krupp-Koppers Gmbh

DE

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Inventors

V. P. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 33 491.1 · 08/25/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

11/08/1988

RPI 942

Notificação para pagamento de retribuição

#13.1

06/21/1988

RPI 922

Deferimento

#9.1

03/01/1988

RPI 906

Conhecimento de parecer técnico

#7.1

03/11/1986

RPI 803

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

09/25/1984

RPI 727

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

10/13/1982

RPI 625

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