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Official data from INPI

MÉTODO DE FABRICAÇÃO DO ISOLADOR DA VELA DE IGNIÇÃO E VELA DE IGNIÇÃO DOTADA DE REFERIDO ISOLADOR

ArquivadaInvention Patent

Application data

Number

PI8906403

Type

Invention Patent

Filing

12/07/1989

Publication

08/28/1990

Progress at the INPI

  1. Filing12/07/89
  2. Publication08/28/90
  3. Examination07/21/92
  4. Allowance11/21/95
  5. Abandoned
  6. In force

The application was allowed on 11/21/1995 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 01/27/1998. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NGK Spark Plug Co Ltd

JP

See this company's full portfolio

Inventors

K. K. (pessoa física)

S. Y. (pessoa física)

JP

T. O. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

312186 · 12/09/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

01/27/1998

RPI 1414

Notificação para pagamento de retribuição

#13.1

06/18/1996

RPI 1333

Deferimento

#9.1

11/21/1995

RPI 1303

Exigência - art. 36 da LPI

#6.1

01/31/1995

RPI 1261

Solicitação de exame técnico

#4.1

07/21/1992

RPI 1129

Publicação do pedido de patente

#3.1

08/28/1990

RPI 1030

Pedido de patente depositado

#2.1

03/20/1990

RPI 1010

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