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Official data from INPI

PROCESSO E INSTALACAO PARA FABRICACAO DO CIMENTO POR VIA SECA

Em AnáliseInvention Patent

Application data

Number

PI7607059

Type

Invention Patent

Filing

10/23/1975

Publication

-

Progress at the INPI

  1. Filing10/23/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant05/25/82
  6. Terminated11/24/87

The patent was granted on 05/25/1982 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: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. B. (pessoa física)

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Inventors

D. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/24/1987

RPI 892

22.0

07/27/1982

RPI 614

Concessão da patente

#16.1

05/25/1982

RPI 605

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