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

PROCESSO E APARELHO PARA TRATAMENTO DE UM FLUIDO

Em AnáliseInvention Patent

Application data

Number

PI7602159

Type

Invention Patent

Filing

04/17/1975

Publication

-

Progress at the INPI

  1. Filing04/17/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant12/29/81
  6. Terminated05/10/88

The patent was granted on 12/29/1981 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: 05/10/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. B. (pessoa física)

Inventors

H. C. (pessoa física)

S. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/10/1988

RPI 916

Pedido de licença compulsória

#20.1

12/18/1984

RPI 739

Licença compulsória (variante)

#20.2

07/10/1984

RPI 716

Concessão da patente

#16.1

12/29/1981

RPI 584

Patent monitoring

Track this patent in real time.

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