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Official data from INPI

APARELHO PORTATIL PARA LIMPEZA A JATO

Arquivada/ExtintaInvention Patent
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Application data

Number

PI7500959

Type

Invention Patent

Filing

10/10/1974

Publication

-
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Progress at the INPI

  1. Filing10/10/74
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. Expired08/03/93

The letters patent expired on 08/03/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 08/03/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

WHEELABRATOR FRYE INC

Inventors

D. P. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

08/03/1993

RPI 1183

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