Official data from INPI

UNIDADE APERFEICOADA DE FREIO A DISCO

Em AnáliseInvention Patent

Talk to an expert

Application data

Number

PI7900225

Type

Invention Patent

Filing

03/01/1978

Publication

View on INPI

Progress at the INPI

Filing03/01/78
Publication
Examination
Refused07/26/83
Grant
In force

The application was refused on 07/26/1983 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: 07/26/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GIRLOCK LTD

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

07/26/1983

RPI 666

Petição de recurso

#12.2

03/01/1983

RPI 645

Indeferimento

#9.2

11/09/1982

RPI 629

6.2

01/12/1982

RPI 586

From the same holder

APERFEICOAMENTOS EM/OU RELATIVOS A VALVULAS DE CONTROLE DEAPERFEICOAMENTOS EM/OU RELATIVOS A VALVULAS DE CONTROLE DE PRESSAO DE FREIO PRESSAO DE FREIO

Patent monitoring

Track this patent in real time.

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