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Official data from INPI

ENROLAMENTO MULTINIVEL DE INDUZIDO PARA MOTOR ELETRICO DE ENTREFFERO SIMPLES

Em AnáliseInvention Patent
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Application data

Number

PI8207260

Type

Invention Patent

Filing

12/11/1981

Publication

10/18/1983
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Progress at the INPI

  1. Filing12/11/81
  2. Publication10/18/83
  3. Examination01/10/84
  4. Allowance10/23/84
  5. Grant05/28/85
  6. Terminated06/26/90

The patent was granted on 05/28/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/07/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SINGER BRASIL [BR]

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Inventors

H. A. (pessoa física)

Technical data

IPC Classification

H02K 3/30

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

06/07/1988

RPI 920

20.10

06/07/1988

RPI 920

Licença compulsória (variante)

#20.2

04/19/1988

RPI 913

20.7

09/23/1986

RPI 831

20.4

09/09/1986

RPI 829

Pedido de licença compulsória

#20.1

09/02/1986

RPI 828

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

03/05/1985

RPI 750

Deferimento

#9.1

10/23/1984

RPI 731

Solicitação de exame técnico

#4.1

01/10/1984

RPI 690

Publicação do pedido de patente

#3.1

10/18/1983

RPI 678

Pedido de patente depositado

#2.1

02/08/1983

RPI 642

Anuidade - prazo legal encerrado

#18.2

06/26/1990

RPI 1024

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