Concessão da patente
#16.1
03/17/1987
RPI 856
Back to search
Official data from INPI
PROCESSO PARA MELHORAR A DISPENSABILIDADE EM AGUA DE FIBRAS CERAMICAS E FIBRA CERAMICA DE OXIDO DE METAL POLICRISTALINO DISPERSAVEL EM AGUA
ConcedidaInvention Patent
Progress at the INPI
- Filing03/04/80
- Publication
- Examination11/01/83
- Allowance07/08/86
- Grant03/17/87
- Terminated02/04/92
The patent was granted on 03/17/1987 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: 03/17/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
RAYBESTOS MANHATTAN INC
Inventors
Z. J. (pessoa física)
Technical data
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
11/04/1986
RPI 837
Deferimento
#9.1
07/08/1986
RPI 820
Exigência - art. 36 da LPI
#6.1
03/11/1986
RPI 803
Republicação - classificação IPC
#15.11
12/18/1984
RPI 739
Exigência - art. 36 da LPI
#6.1
09/04/1984
RPI 724
Solicitação de exame técnico
#4.1
11/01/1983
RPI 680
Anuidade - prazo legal encerrado
#18.2
02/04/1992
RPI 1105
Related
From the same holder
Same category
Patent monitoring
Track this patent in real time.
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.