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Official data from INPI

MATERIAIS DE CERÂMICA REFORÇADOS COM FIBRAS, PARA FERRAMENTAS.

PublicadaInvention Patent

Application data

Number

PI8603287

Type

Invention Patent

Filing

07/04/1986

Publication

03/15/1988

Progress at the INPI

Office action pending
  1. Filing07/04/86
  2. Publication03/15/88
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

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Latest action published by the INPI: 03/15/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cerâmica e Velas de Ignição Ngk do Brasil S/A

SP, BR

Ciba-Geigy AG

CH

See this company's full portfolio

Inventors

M. Y. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/15/1988

RPI 908

Pedido de patente depositado

#2.1

12/30/1986

RPI 845

6.4

11/01/1994

RPI 1248

Exigência - art. 36 da LPI

#6.1

09/20/1994

RPI 1242

Arquivamento - Art. 33 da LPI

#11.1

12/04/1990

RPI 1044

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