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

CORPO SINTERIZADO DE CERÂMICA DA VELA DE IGNIÇÃO

ArquivadaInvention Patent

Application data

Number

PI9104437

Type

Invention Patent

Filing

10/09/1991

Publication

06/09/1992

Progress at the INPI

  1. Filing10/09/91
  2. Publication06/09/92
  3. Abandoned08/02/94
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/13/2001. 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

H. T. (pessoa física)

JP

M. S. (pessoa física)

JP

M. M. (pessoa física)

JP

M. K. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

274896 · 10/12/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

03/13/2001

RPI 1575

Republicação - classificação IPC

#15.11

Alterada a Classificação para Int.Cl.6 C04B 35/58.

03/13/2001

RPI 1575

Exigência - art. 36 da LPI

#6.1

12/21/1999

RPI 1511

Solicitação de exame técnico

#4.1

08/02/1994

RPI 1235

Publicação do pedido de patente

#3.1

06/09/1992

RPI 1123

Pedido de patente depositado

#2.1

11/19/1991

RPI 1094

Patent monitoring

Track this patent in real time.

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