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

ESTRUTURA DE NUCLEO MAGNETICO PARA UMA CABECA DE TRANSDUTOR E PROCESSO DE LER E ESCREVER TRANSICOES DE FLUXO MAGNETICO

ArquivadaInvention Patent

Application data

Number

PI8502641

Type

Invention Patent

Filing

08/29/1984

Publication

05/20/1986

Progress at the INPI

  1. Filing08/29/84
  2. Publication05/20/86
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 08/29/1984 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IRWIN MAGNETIC SYSTEMS INC [US]

Inventors

B. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

08/16/1988

RPI 930

Publicação do pedido de patente

#3.1

05/20/1986

RPI 813

Pedido de patente depositado

#2.1

08/13/1985

RPI 773

Patent monitoring

Track this patent in real time.

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