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Official data from INPI

PROCESSO E APARELHO PARA REGULAR A ALTURA DO NIVEL DO BANHO FUNDIDO NUMA COQUILHA DE LINGOTAMENTO CONTINUO

Em AnáliseInvention Patent

Application data

Number

PI7806106

Type

Invention Patent

Filing

09/19/1977

Publication

-

Progress at the INPI

  1. Filing09/19/77
  2. Publication
  3. Examination
  4. Allowance09/08/82
  5. Grant03/29/83
  6. Expired05/03/94

The letters patent expired on 05/03/1994: 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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CONCAST AG

See this company's full portfolio

Inventors

L. S. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

07/30/1985

RPI 771

20.4

07/16/1985

RPI 769

Concessão da patente

#16.1

03/29/1983

RPI 649

Notificação para pagamento de retribuição

#13.1

01/11/1983

RPI 638

Deferimento

#9.1

09/08/1982

RPI 620

Exigência - art. 36 da LPI

#6.1

01/26/1982

RPI 588

Carta-patente expirada

#21.1

05/03/1994

RPI 1222

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