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Official data from INPI

PROCESSO DE PRENDER POR APERTO UM TUBO A UM BOCAL DE COMPORTA E RETENTOR DE TUBO DE APERTO.

ConcedidaInvention Patent

Application data

Number

PI8006884

Type

Invention Patent

Filing

10/27/1980

Publication

-

Progress at the INPI

  1. Filing10/27/80
  2. Publication
  3. Examination
  4. Allowance08/02/83
  5. Grant01/31/84
  6. Expired11/14/95

The letters patent expired on 11/14/1995: 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: 01/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Flo-Con Systems, Inc

US

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Inventors

K. P. (pessoa física)

P. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

089.615 · 10/29/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

11/22/1983

RPI 683

Deferimento

#9.1

08/02/1983

RPI 667

Republicação - classificação IPC

#15.11

05/24/1983

RPI 657

Carta-patente expirada

#21.1

11/14/1995

RPI 1302

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