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Official data from INPI

PROCESSO PARA OPERAÇÃO DE UMA COQUEIRA E SECADOR DE CAMADA MÓVEL PARA A REALIZAÇÃO DO PROCESSO

ConcedidaInvention Patent

Application data

Number

PI8203365

Type

Invention Patent

Filing

06/08/1982

Publication

05/31/1983

Progress at the INPI

  1. Filing06/08/82
  2. Publication05/31/83
  3. Examination03/12/85
  4. Allowance08/12/86
  5. Grant07/28/87
  6. Terminated06/26/90

The patent was granted on 07/28/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Krupp-Koppers Gmbh

DE

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Inventors

H. S. (pessoa física)

DE

K. S. (pessoa física)

DE

V. P. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 23 141.1 · 06/11/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/28/1987

RPI 875

Notificação para pagamento de retribuição

#13.1

03/31/1987

RPI 858

9.1.3

10/29/1986

RPI 836

Deferimento

#9.1

08/12/1986

RPI 825

Exigência - art. 36 da LPI

#6.1

10/22/1985

RPI 783

Solicitação de exame técnico

#4.1

03/12/1985

RPI 751

Publicação do pedido de patente

#3.1

05/31/1983

RPI 658

Pedido de patente depositado

#2.1

07/27/1982

RPI 614

Anuidade - prazo legal encerrado

#18.2

06/26/1990

RPI 1024

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