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Official data from INPI

APARELHO DE MOLDAGEM

Concessão AnuladaInvention Patent

Application data

Number

PI7904964

Type

Invention Patent

Filing

03/08/1979

Publication

-

Progress at the INPI

  1. Filing03/08/79
  2. Publication
  3. Examination12/14/82
  4. Allowance09/27/83
  5. Grant03/27/84
  6. Expired04/18/95

The letters patent expired on 04/18/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 06/19/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SINTOKOGIO LTD

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Inventors

K. K. (pessoa física)

M. H. (pessoa física)

N. U. (pessoa física)

Y. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

06/19/1984

RPI 713

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

01/17/1984

RPI 691

Deferimento

#9.1

09/27/1983

RPI 675

Solicitação de exame técnico

#4.1

12/14/1982

RPI 634

Carta-patente expirada

#21.1

04/18/1995

RPI 1272

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