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Official data from INPI

SISTEMA E PROCESSO PARA FORNECER INFORMACOES DE RUMO A PARTIR DE UMA BUSSOLA GIRATORIA,SISTEMA DE RADAR E DISPOSITIVO DE ACIONAMENTO ADAPTAVEL DE BUSSOLAS

Arquivada/ExtintaInvention Patent
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Application data

Number

PI7608826

Type

Invention Patent

Filing

01/05/1976

Publication

-
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Progress at the INPI

  1. Filing01/05/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. Expired07/27/93

The letters patent expired on 07/27/1993: 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: 07/27/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RAYTHEON CO

Inventors

B. J. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

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