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Official data from INPI

CONEXÃO FÁPIDA PARA TUBOS PLÁSTICOS E/OU METÁLICOS.

Em AnáliseInvention Patent

Application data

Number

PI8007203

Type

Invention Patent

Filing

11/06/1980

Publication

-

Progress at the INPI

  1. Filing11/06/80
  2. Publication
  3. Examination
  4. Allowance06/05/84
  5. Grant12/26/84
  6. Expired12/26/95

The letters patent expired on 12/26/1995: 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: 07/16/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. F. (pessoa física)

Metalúrgica Detroit S/A

SP, BR

Inventors

P. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

07/16/1985

RPI 769

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/02/1984

RPI 728

Deferimento

#9.1

06/05/1984

RPI 711

Exigência - art. 36 da LPI

#6.1

12/13/1983

RPI 686

Carta-patente expirada

#21.1

12/26/1995

RPI 1308

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