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Official data from INPI

APERFEIÇOAMENTO EM IMPULSORES DE BOMBAS ACOPLADOS A MOTORES TIPO SHADED POLE E OUTROS MOTORES FRACIONÁRIOS

Arquivada/ExtintaUtility Model

Application data

Number

MU7000924

Type

Utility Model

Filing

05/25/1990

Publication

11/26/1991

Progress at the INPI

  1. Filing05/25/90
  2. Publication11/26/91
  3. Examination12/28/93
  4. Allowance12/13/94
  5. Grant07/25/95
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 07/01/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Emhart Brasil Ltda

SP, BR

Mallory Ltda

SP, BR

See this company's full portfolio

Inventors

O. D. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 25/05/2000

07/01/2008

RPI 1956

Concessão da patente

#16.1

07/25/1995

RPI 1286

Notificação para pagamento de retribuição

#13.1

04/18/1995

RPI 1272

Deferimento

#9.1

12/13/1994

RPI 1254

Solicitação de exame técnico

#4.1

12/28/1993

RPI 1204

14.4

10/06/1992

RPI 1140

14.1

09/29/1992

RPI 1139

14.1

09/22/1992

RPI 1138

Publicação do pedido de patente

#3.1

11/26/1991

RPI 1095

Pedido de patente depositado

#2.1

08/07/1990

RPI 1027

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