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

APERFEICOAMENTO EM APARELHO DE CONTROLE DE TRACAO

Em AnáliseInvention Patent

Application data

Number

PI7600859

Type

Invention Patent

Filing

07/30/1975

Publication

-

Progress at the INPI

  1. Filing07/30/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant05/25/82
  6. Terminated01/17/89

The patent was granted on 05/25/1982 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: 01/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ASPRO INC

Inventors

E. W. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

01/17/1989

RPI 952

Concessão da patente

#16.1

05/25/1982

RPI 605

Patent monitoring

Track this patent in real time.

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