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Official data from INPI

CONEXAO DE LINHA DE FLUXO DE ALTA PRESSAO

ConcedidaInvention Patent

Application data

Number

PI8402949

Type

Invention Patent

Filing

06/22/1983

Publication

05/28/1985

Progress at the INPI

  1. Filing06/22/83
  2. Publication05/28/85
  3. Examination06/02/87
  4. Allowance02/09/88
  5. Grant11/22/88
  6. Terminated06/13/95

The patent was granted on 11/22/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HAGNER ROBERT C [US]

Inventors

H. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/22/1988

RPI 944

Notificação para pagamento de retribuição

#13.1

06/07/1988

RPI 920

Deferimento

#9.1

02/09/1988

RPI 903

Solicitação de exame técnico

#4.1

06/02/1987

RPI 867

Publicação do pedido de patente

#3.1

05/28/1985

RPI 762

Pedido de patente depositado

#2.1

08/21/1984

RPI 722

Anuidade - prazo legal encerrado

#18.2

06/13/1995

RPI 1280

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