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

SOLUCAO AQUOSA E PROCESSO PARA FORMACAO DE UMA PELICULA SOBRE A SUPERFICIE DE ALUMINIO OU LIGA DE ALUMINIO

Em AnáliseInvention Patent

Application data

Number

PI8501664

Type

Invention Patent

Filing

04/10/1984

Publication

12/10/1985

Progress at the INPI

Under appeal
  1. Filing04/10/84
  2. Publication12/10/85
  3. Examination08/25/87
  4. Refused08/14/90
  5. Grant
  6. In force

The application was refused by the INPI on 08/14/1990. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NIHON PARKERIZING [JP]

Inventors

K. H. (pessoa física)

O. T. (pessoa física)

Y. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

11/14/1989

RPI 995

Solicitação de exame técnico

#4.1

08/25/1987

RPI 879

Publicação do pedido de patente

#3.1

12/10/1985

RPI 790

Pedido de patente depositado

#2.1

06/25/1985

RPI 766

Indeferimento

#9.2

08/14/1990

RPI 1028

Patent monitoring

Track this patent in real time.

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