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

PROCESSO PARA A FABRICACAO DE NITRETOS DE FOSFOROS

Em AnáliseInvention Patent

Application data

Number

PI7602300

Type

Invention Patent

Filing

04/17/1975

Publication

-

Progress at the INPI

  1. Filing04/17/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant03/09/82
  6. Terminated11/17/87

The patent was granted on 03/09/1982 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: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HOECHST AG

See this company's full portfolio

Inventors

C. J. (pessoa física)

H. H. (pessoa física)

J. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/17/1987

RPI 891

16.3

04/27/1982

RPI 601

Concessão da patente

#16.1

03/09/1982

RPI 594

Patent monitoring

Track this patent in real time.

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