18.3
11/28/1989
RPI 997
Progress at the INPI
- Filing10/23/79
- Publication
- Examination07/19/83
- Allowance03/13/84
- Grant09/25/84
- In force10/23/99
The patent was granted on 09/25/1984 and is in force until 10/23/1999. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:10/23/1999
Latest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
I. M. (pessoa física)
Inventors
B. C. (pessoa física)
E. M. (pessoa física)
R. S. (pessoa física)
Z. S. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
18.1
07/04/1989
RPI 976
Concessão da patente
#16.1
09/25/1984
RPI 727
Notificação para pagamento de retribuição
#13.1
07/03/1984
RPI 715
Deferimento
#9.1
03/13/1984
RPI 699
Solicitação de exame técnico
#4.1
07/19/1983
RPI 665
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