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Official data from INPI

PROCESSO PARA FIXAR UM PROTETOR EM RELAÇÃO DE VAZAMENTO COM A PARTE INFERIOR DE UMA VÁLVULA DE COMPORTA, E SUPORTE DE PROTETOR PARA USO COM UM VASO DE DESCARGA PELO FUNDO.

ConcedidaInvention Patent

Application data

Number

PI8006727

Type

Invention Patent

Filing

10/20/1980

Publication

-

Progress at the INPI

  1. Filing10/20/80
  2. Publication
  3. Examination07/12/83
  4. Allowance01/15/85
  5. Grant07/30/85
  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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Flo-Con Systems, Inc

US

See this company's full portfolio

Inventors

K. P. (pessoa física)

Technical data

Priority claims

US

089.577 · 10/29/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

01/03/1984

RPI 689

Solicitação de exame técnico

#4.1

07/12/1983

RPI 664

Carta-patente expirada

#21.1

11/14/1995

RPI 1302

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