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

APLICAÇÃO DE MATERIAL ISOLANTE TÉRMICO NA CABEÇA DE PISTÕES, CABEÇA DE VÁLVULAS E CÂMARAS DE COMBUSTÃO EM MOTORES CICLO OTTO E DIESEL

Em AnáliseInvention Patent

Application data

Number

PI9005111

Type

Invention Patent

Filing

10/05/1990

Publication

01/15/1991

Progress at the INPI

  1. Filing10/05/90
  2. Publication01/15/91
  3. Examination04/02/91
  4. Refused11/14/95
  5. Grant
  6. In force

The application was refused on 11/14/1995 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: 11/14/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. S. (pessoa física)

MG, BR

Inventors

M. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

11/14/1995

RPI 1302

Petição de recurso

#12.2

10/04/1994

RPI 1244

Indeferimento

#9.2

06/28/1994

RPI 1230

Solicitação de exame técnico

#4.1

04/02/1991

RPI 1061

Publicação antecipada

#3.2

01/15/1991

RPI 1050

Patent monitoring

Track this patent in real time.

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