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Official data from INPI

PROCESSO PARA A REDUCAO DE EMISSOES DE PARTICULAS SOLIDAS DURANTE A ELIMINACAO DE UMA PARTIDOA DE COQUE DO INTERIOR DE CAMARAS HORIZONTAIS E CHAMINE

ArquivadaInvention Patent

Application data

Number

PI8106078

Type

Invention Patent

Filing

10/11/1980

Publication

06/08/1982

Progress at the INPI

  1. Filing10/11/80
  2. Publication06/08/82
  3. Examination07/10/84
  4. Allowance07/30/85
  5. Abandoned
  6. In force

The application was allowed on 07/30/1985 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: 07/08/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HARTUNG KUHN & CO MASCHF

Inventors

G. W. (pessoa física)

S. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

07/08/1986

RPI 820

Notificação para pagamento de retribuição

#13.1

11/26/1985

RPI 788

Deferimento

#9.1

07/30/1985

RPI 771

Solicitação de exame técnico

#4.1

07/10/1984

RPI 716

Publicação do pedido de patente

#3.1

06/08/1982

RPI 607

Pedido de patente depositado

#2.1

11/10/1981

RPI 577

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