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Official data from INPI

DESCARREGADOR TIPO CAIXA

ArquivadaInvention Patent

Application data

Number

PI7803507

Type

Invention Patent

Filing

06/06/1977

Publication

-

Progress at the INPI

  1. Filing06/06/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant09/27/83
  6. Terminated11/01/83

The patent was granted on 09/27/1983 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/01/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SANAC SPA

Inventors

A. G. (pessoa física)

R. R. (pessoa física)

T. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

11/01/1983

RPI 680

Concessão da patente

#16.1

09/27/1983

RPI 675

Exigência - art. 36 da LPI

#6.1

01/26/1982

RPI 588

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