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Official data from INPI

PROCESSO PARA FABRICACAO DE PLACAS E ELEMENTOS DE CONSTRUCAO DE RASPAS DE MADEIRA UNIDAS POR CIMENTO

Em AnáliseInvention Patent

Application data

Number

PI7604495

Type

Invention Patent

Filing

02/23/1976

Publication

-

Progress at the INPI

  1. Filing02/23/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant03/29/83
  6. Terminated11/17/87

The patent was granted on 03/29/1983 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: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BER BAUELEMENTE GMBH & CO KG

Inventors

E. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/17/1987

RPI 891

Concessão da patente

#16.1

03/29/1983

RPI 649

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