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Official data from INPI

PRENDEDOR DE FOLHAS PERFURADAS RECOLOCAVEIS PARA CADERNO

ConcedidaInvention Patent

Application data

Number

PI7903221

Type

Invention Patent

Filing

05/22/1979

Publication

-

Progress at the INPI

  1. Filing05/22/79
  2. Publication
  3. Examination
  4. Allowance
  5. Grant08/30/83
  6. In force05/22/99

The patent was granted on 08/30/1983 and is in force until 05/22/1999. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:05/22/1999

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Latest action published by the INPI: 08/30/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. C. (pessoa física)

Inventors

C. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1983

RPI 671

Arquivamento - Art. 33 da LPI

#11.1

01/18/1983

RPI 639

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