Official data from INPI

PROCESSO E APARELHO PARA TRANSMITIR INFORMACOES BINARIAS CODIFICADAS

Em AnáliseInvention Patent

Talk to an expert

Application data

Number

PI7607902

Type

Invention Patent

Filing

11/28/1975

Publication

View on INPI

Progress at the INPI

Filing11/28/75
Publication
Examination
Allowance
Grant11/10/81
Terminated05/21/85

The patent was granted on 11/10/1981 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/21/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HEWLETT PACKARD CO

Inventors

B. W. (pessoa física)

H. D. (pessoa física)

H. T. (pessoa física)

Technical data

IPC Classification

H04B 10/152 H04L 25/02 H04L 25/03 H04L 25/30 H04L 25/34 H04L 25/38 H04L 25/40 H04L 25/48 H04L 25/49

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/21/1985

RPI 761

Cessão de direito de exploração

#22.1

11/20/1984

RPI 735

Concessão da patente

#16.1

11/10/1981

RPI 577

From the same holder

UM REGULADOR DE POTENCIA ELETRICA APARELHO PARA EXPANSAO DA MEMORIA DE COMPUTADORES E O RESPECTIVO CIRCUITO

Same category

MICROFONE SEM FIO DOTADO DE CÂMARA DE RESSONÂNCIA.PI9917905 PI9917904 PI9917902 PI9917898 PI9917895 PI9917684 PI9917655

Explore category

Patent monitoring

Track this patent in real time.

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