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Official data from INPI

CAIXA DE PAPELAO TRAVADA NOS CANTOS

ConcedidaInvention Patent

Application data

Number

PI7907837

Type

Invention Patent

Filing

04/09/1979

Publication

-

Progress at the INPI

  1. Filing04/09/79
  2. Publication
  3. Examination01/04/83
  4. Allowance02/14/84
  5. Grant07/31/84
  6. Expired05/02/95

The letters patent expired on 05/02/1995: 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: 07/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KLIKLOK CORP

Inventors

C. P. (pessoa física)

H. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

06/05/1984

RPI 711

Deferimento

#9.1

02/14/1984

RPI 695

Exigência - art. 36 da LPI

#6.1

09/20/1983

RPI 674

Solicitação de exame técnico

#4.1

01/04/1983

RPI 637

Carta-patente expirada

#21.1

05/02/1995

RPI 1274

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