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Official data from INPI

METODO E DISPOSITIVO PARA GUIA DE UNIDADES DE BOMBA SUBMERSIVEL

ConcedidaInvention Patent

Application data

Number

PI8206859

Type

Invention Patent

Filing

11/30/1981

Publication

10/04/1983

Progress at the INPI

  1. Filing11/30/81
  2. Publication10/04/83
  3. Examination01/29/85
  4. Allowance11/05/85
  5. Grant06/24/86
  6. Terminated02/11/92

The patent was granted on 06/24/1986 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: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ITT [US]

Inventors

A. B. (pessoa física)

R. B. (pessoa física)

S. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

11/05/1985

RPI 785

8.1

09/24/1985

RPI 779

Solicitação de exame técnico

#4.1

01/29/1985

RPI 745

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/18/1983

RPI 639

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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