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Official data from INPI

APARELHO PARA CONTROLAR MOTOR ELÉTRICO, APARELHO E PROCESSO PARA REDUZIR VELOCIDADE DE MOTOR ELÉTRICO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9006541

Type

Invention Patent

Filing

12/21/1990

Publication

11/19/1991

Progress at the INPI

  1. Filing12/21/90
  2. Publication11/19/91
  3. Examination07/20/93
  4. Allowance10/27/98
  5. Grant04/27/99
  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

Allen-Bradley Company, Inc

US

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Inventors

J. M. (pessoa física)

US

R. D. (pessoa física)

US

T. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

514,896 · 04/26/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 21/12/2010

05/28/2013

RPI 2212

Concessão da patente

#16.1

04/27/1999

RPI 1477

Deferimento

#9.1

10/27/1998

RPI 1451

Solicitação de exame técnico

#4.1

07/20/1993

RPI 1181

Publicação do pedido de patente

#3.1

11/19/1991

RPI 1094

Pedido de patente depositado

#2.1

06/11/1991

RPI 1071

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