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Official data from INPI

CARREGADOR CIRCULAR PARA PREPARACAO DE MASSAS ARGILOSAS

Em AnáliseInvention Patent
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Application data

Number

PI7708136

Type

Invention Patent

Filing

12/08/1976

Publication

-
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Progress at the INPI

  1. Filing12/08/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. Terminated12/15/87

The patent was granted 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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HANDLE RIETER WERKE GMBH

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Exigência - art. 36 da LPI

#6.1

01/12/1982

RPI 586

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