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Official data from INPI

Motor trifásico de gaiola com enrolamento especial e sistemas de comando do mesmo para uso em elevador.

ConcedidaInvention Patent

Application data

Number

PI8107833

Type

Invention Patent

Filing

11/30/1981

Publication

08/23/1983

Progress at the INPI

  1. Filing11/30/81
  2. Publication08/23/83
  3. Examination01/10/84
  4. Allowance01/02/85
  5. Grant10/01/85
  6. Terminated09/20/94

The patent was granted on 10/01/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/01/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústrias Villares S/A.

SP, BR

See this company's full portfolio

Inventors

F. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/01/1985

RPI 780

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

Deferimento

#9.1

01/02/1985

RPI 741

Exigência - art. 36 da LPI

#6.1

07/31/1984

RPI 719

Solicitação de exame técnico

#4.1

01/10/1984

RPI 690

Publicação do pedido de patente

#3.1

08/23/1983

RPI 670

Pedido de patente depositado

#2.1

01/12/1982

RPI 586

Republicação - classificação IPC

#15.11

12/22/2009

RPI 2033

Anuidade - prazo legal encerrado

#18.2

09/20/1994

RPI 1242

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