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

RETIFICADOR DE CORRENTE DE DOIS QUADRANTES, PROCESSO PARA A OPERAÇÃO DO MESMO E SUA UTILIZAÇÃO COMO ELEMENTO DE COMANDO

ArquivadaInvention Patent

Application data

Number

PI9101845

Type

Invention Patent

Filing

05/07/1991

Publication

12/17/1991

Progress at the INPI

  1. Filing05/07/91
  2. Publication12/17/91
  3. Abandoned03/03/92
  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: 07/18/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Asea Brown Boveri AG

CH

See this company's full portfolio

Inventors

D. H. (pessoa física)

DE

P. D. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

1790/90 · 05/08/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/18/2000

RPI 1541

Republicação - classificação IPC

#15.11

Alterada a Classificação de H02P 6/00 para H02M 3/142

08/10/1999

RPI 1492

Exigência - art. 36 da LPI

#6.1

08/10/1999

RPI 1492

Solicitação de exame técnico

#4.1

03/03/1992

RPI 1109

Publicação do pedido de patente

#3.1

12/17/1991

RPI 1098

Patent monitoring

Track this patent in real time.

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