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Official data from INPI

MECANISMO DE GUIA E POSICIONAMENTO DA FERRAMENTA DE TRABALHO DE UMA MAQUINA DE OBTURACAO OU DE ABERTURA DO FURO DE FUNDICAO DE UM FORNO DE CUBA

ConcedidaInvention Patent

Application data

Number

PI7806896

Type

Invention Patent

Filing

12/22/1977

Publication

-

Progress at the INPI

  1. Filing12/22/77
  2. Publication
  3. Examination
  4. Allowance10/26/82
  5. Grant06/28/83
  6. Expired05/24/94

The letters patent expired on 05/24/1994: 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: 06/28/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. P. (pessoa física)

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Inventors

M. P. (pessoa física)

M. J. (pessoa física)

U. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

03/15/1983

RPI 647

Deferimento

#9.1

10/26/1982

RPI 627

Exigência - art. 36 da LPI

#6.1

05/04/1982

RPI 602

Carta-patente expirada

#21.1

05/24/1994

RPI 1225

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