Concessão da patente
#16.1
02/26/1985
RPI 749
Back to search
Official data from INPI
PROCESSO PARA A RECUPERACAO DE NIOBIO
ConcedidaInvention Patent
Progress at the INPI
- Filing04/28/78
- Publication
- Examination02/02/82
- Allowance02/14/84
- Grant02/26/85
- Terminated01/28/92
The patent was granted on 02/26/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 02/26/1985. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
K. I. (pessoa física)
Inventors
G. R. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
06/05/1984
RPI 711
Deferimento
#9.1
02/14/1984
RPI 695
Republicação - classificação IPC
#15.11
02/22/1983
RPI 644
Exigência - art. 36 da LPI
#6.1
01/11/1983
RPI 638
14.4
08/10/1982
RPI 616
Solicitação de exame técnico
#4.1
02/02/1982
RPI 589
Anuidade - prazo legal encerrado
#18.2
01/28/1992
RPI 1104
Related
Same category
Patent monitoring
Track this patent in real time.
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.