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Official data from INPI

FORNO GIRATÓRIO.

Em AnáliseInvention Patent

Application data

Number

PI8008606

Type

Invention Patent

Filing

12/30/1980

Publication

-

Progress at the INPI

  1. Filing12/30/80
  2. Publication
  3. Examination11/17/81
  4. Allowance03/20/84
  5. Grant09/25/84
  6. Terminated05/17/88

The patent was granted on 09/25/1984 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. L. Smidth S/A. Comercio e Industria

SP, BR

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Inventors

N. P. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8000095 · 01/02/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

09/25/1984

RPI 727

Deferimento

#9.1

03/20/1984

RPI 700

Exigência - art. 36 da LPI

#6.1

09/13/1983

RPI 673

Solicitação de exame técnico

#4.1

11/17/1981

RPI 578

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