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Official data from INPI

DOBRADICA EM PARTICULAR PARA PORTAS

Em AnáliseInvention Patent
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Application data

Number

PI7707339

Type

Invention Patent

Filing

10/31/1977

Publication

-
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Progress at the INPI

  1. Filing10/31/77
  2. Publication
  3. Examination
  4. Allowance03/30/82
  5. Grant11/30/82
  6. Expired07/06/93

The letters patent expired on 07/06/1993: 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: 12/04/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. U. (pessoa física)

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Inventors

N. U. (pessoa física)

Technical data

IPC Classification

E05D 3/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

12/04/1984

RPI 737

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

07/20/1982

RPI 613

Deferimento

#9.1

03/30/1982

RPI 597

Exigência - art. 36 da LPI

#6.1

10/06/1981

RPI 572

Carta-patente expirada

#21.1

07/06/1993

RPI 1179

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