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Official data from INPI

MOTOR SÍNCRONO ELÉTRICO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9100356

Type

Invention Patent

Filing

01/29/1991

Publication

10/22/1991

Progress at the INPI

  1. Filing01/29/91
  2. Publication10/22/91
  3. Examination06/09/92
  4. Allowance08/24/99
  5. Grant02/22/00
  6. Expired05/28/13

The letters patent expired on 05/28/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/28/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ABB (Schweiz) AG, ABB (Suisse) SA, ABB (Switzerland) LTD.

CH

Alstom

FR

Asea Brown Boveri AG

CH

Inventors

J. S. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

292/90 · 01/30/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 29/01/2011

05/28/2013

RPI 2212

Transferência deferida

#25.1

Trasferido de: ABB (Schweiz) AG, ABB (Suisse) SA, ABB (Switzerland)

06/28/2005

RPI 1799

Alteração de nome deferida

#25.4

Alterado de: Asea Brown Boveri AG (Asea Brown Boveri SA) (Asea Brown Boveri Ltd)

06/14/2005

RPI 1797

Concessão da patente

#16.1

02/22/2000

RPI 1520

Deferimento

#9.1

08/24/1999

RPI 1494

Solicitação de exame técnico

#4.1

06/09/1992

RPI 1123

Publicação do pedido de patente

#3.1

10/22/1991

RPI 1090

Pedido de patente depositado

#2.1

08/06/1991

RPI 1079

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