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

DIFUSOR

ArquivadaInvention Patent

Application data

Number

PI8006128

Type

Invention Patent

Filing

09/23/1980

Publication

06/01/1982

Progress at the INPI

  1. Filing09/23/80
  2. Publication06/01/82
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/08/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. S. (pessoa física)

SP, BR

Inventors

M. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.9

01/08/1985

RPI 742

Publicação do pedido de patente

#3.1

06/01/1982

RPI 606

Patent monitoring

Track this patent in real time.

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