Official data from INPI

LINHA DE TRANSMISSÃO BIFILAR PLANA COM ISOLANTE PERFURADO

Em AnáliseUtility Model

Talk to an expert

Application data

Number

MU6500306

Type

Utility Model

Filing

03/12/1985

Publication

10/29/1986

View on INPI

Progress at the INPI

Filing03/12/85
Publication10/29/86
Examination
Refused10/10/89
Grant
In force

The application was refused on 10/10/1989 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. B. (pessoa física)

SP, BR

Inventors

A. B. (pessoa física)

Technical data

IPC Classification

H04B 3/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

10/10/1989

RPI 990

Retificação

#15.3

07/12/1988

RPI 925

Publicação do pedido de patente

#3.1

10/29/1986

RPI 836

Pedido de patente depositado

#2.1

05/21/1985

RPI 761

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.