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Official data from INPI

APERFEICOAMENTOS EM FECHADURA PARA PORTAS E OUTROS USOS

Em AnáliseInvention Patent

Application data

Number

PI7704547

Type

Invention Patent

Filing

07/05/1977

Publication

-

Progress at the INPI

  1. Filing07/05/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant03/30/82
  6. In force07/05/97

The patent was granted on 03/30/1982 and is in force until 07/05/1997. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:07/05/1997

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Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. T. (pessoa física)

Inventors

K. T. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

22.2

09/26/1989

RPI 988

Anuidade - prazo legal encerrado

#18.2

05/10/1988

RPI 916

Cessão de direito de exploração

#22.1

09/01/1987

RPI 880

20.7

09/02/1986

RPI 828

Concessão da patente

#16.1

03/30/1982

RPI 597

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