(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

APERFEICOAMENTOS EM SISTEMA DE CONDUTOS DE BOMBA E EM PROCESSO PARA CONVERSAO DE TANQUES DE LASTRO SEGREGADO

ConcedidaInvention Patent

Application data

Number

PI7701464

Type

Invention Patent

Filing

03/12/1976

Publication

-

Progress at the INPI

  1. Filing03/12/76
  2. Publication
  3. Examination
  4. Allowance11/17/81
  5. Grant08/31/82
  6. Terminated01/21/92

The patent was granted on 08/31/1982 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: 08/31/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PATENTS & DEV AS

Inventors

M. F. (pessoa física)

O. T. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/31/1982

RPI 619

Notificação para pagamento de retribuição

#13.1

03/23/1982

RPI 596

15.0

11/17/1981

RPI 578

Deferimento

#9.1

11/17/1981

RPI 578

Anuidade - prazo legal encerrado

#18.2

01/21/1992

RPI 1103

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.