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Official data from INPI

INDUTOR DE CAMPO DESLIZANTE E DE FLUXO ORIENTADO PARA ROLO MISTURADOR DE FUNDIÇÃO CONTÍNUA DE LINGOTES.

ConcedidaInvention Patent
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Application data

Number

PI8107601

Type

Invention Patent

Filing

11/23/1981

Publication

08/17/1982
View on INPI

Progress at the INPI

  1. Filing11/23/81
  2. Publication08/17/82
  3. Examination02/16/83
  4. Allowance07/08/86
  5. Grant03/17/87
  6. In force11/23/01

The patent is in force and subject to a compulsory licence request: third parties have asked for authorisation to exploit the technology.

Protection valid until:11/23/2001

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Latest action published by the INPI: 03/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cem-Compagnie-Electro-Mecanique

Inventors

D. J. (pessoa física)

Technical data

IPC Classification

B22D 11/10

Priority claims

FR

80. 24960 · 11/25/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/17/1987

RPI 856

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

02/16/1983

RPI 643

Publicação do pedido de patente

#3.1

08/17/1982

RPI 617

Pedido de patente depositado

#2.1

01/05/1982

RPI 585

Pedido de licença compulsória

#20.1

08/16/1994

RPI 1237

Pedido de licença compulsória

#20.1

08/02/1994

RPI 1235

Pedido de licença compulsória

#20.1

07/19/1994

RPI 1233

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