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Official data from INPI

Aperfeiçoamento em placas anti-abrasivas.

IndeferidaUtility Model

Application data

Number

MU6401084

Type

Utility Model

Filing

07/10/1984

Publication

02/18/1986

Progress at the INPI

Under appeal
  1. Filing07/10/84
  2. Publication02/18/86
  3. Examination09/30/86
  4. Refused01/10/89
  5. Grant
  6. In force

The application was refused by the INPI on 01/10/1989. The invention was never patented.

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Latest action published by the INPI: 01/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cerâmica e Velas de Ignição NGK do Brasil Ltda

SP, BR

See this company's full portfolio

Inventors

M. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

01/10/1989

RPI 951

Conhecimento de parecer técnico

#7.1

12/22/1987

RPI 896

Solicitação de exame técnico

#4.1

09/30/1986

RPI 832

Publicação do pedido de patente

#3.1

02/18/1986

RPI 800

Pedido de patente depositado

#2.1

09/11/1984

RPI 725

Republicação - classificação IPC

#15.11

As classificações anteriores eram: B24B 53/04, B24D 3/14.

08/28/2012

RPI 2173

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