(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

USO DE INSTRUMENTO DE MEDIDA AO INDICE DE REFRAÇÃO DO AR NO DIMENSIONAMENTO OU NA MELHORIA DO DESENPENHO DE ENLACES RADIOELETRICOS.

ArquivadaInvention Patent

Application data

Number

PI7904420

Type

Invention Patent

Filing

07/10/1979

Publication

-

Progress at the INPI

  1. Filing07/10/79
  2. Publication
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/11/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Telecomunicações Brasileiras S/A - Telebrás

SP, BR

See this company's full portfolio

Inventors

W. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/11/1983

RPI 677

Exigência - art. 36 da LPI

#6.1

10/13/1982

RPI 625

Republicação - classificação IPC

#15.11

A classificação anterior era: H04B 17/00

08/25/2015

RPI 2329

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.