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Official data from INPI

LIVRO BROCHADO DE CAPA FLEXIVEL E PROCESSO PARA FABRICAR O MESMO

ConcedidaInvention Patent

Application data

Number

PI7906414

Type

Invention Patent

Filing

05/11/1979

Publication

-

Progress at the INPI

  1. Filing05/11/79
  2. Publication
  3. Examination11/17/81
  4. Allowance10/25/83
  5. Grant04/24/84
  6. Expired04/25/95

The letters patent expired on 04/25/1995: 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: 04/24/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KUSTANNUS OY OTAVA

Inventors

J. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/24/1984

RPI 705

Notificação para pagamento de retribuição

#13.1

02/07/1984

RPI 694

Deferimento

#9.1

10/25/1983

RPI 679

Conhecimento de parecer técnico

#7.1

08/03/1982

RPI 615

Solicitação de exame técnico

#4.1

11/17/1981

RPI 578

Carta-patente expirada

#21.1

04/25/1995

RPI 1273

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