Concessão da patente
#16.1
06/02/1987
RPI 867
Progress at the INPI
- Filing08/21/80
- Publication
- Examination
- Allowance09/23/86
- Grant06/02/87
- Expired08/19/08
The letters patent expired on 08/19/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 06/02/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
Technical data
IPC Classification
No IPC classification.
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
01/06/1987
RPI 846
100
09/23/1986
RPI 831
120
05/27/1986
RPI 814
15.10
09/24/1985
RPI 779
120
08/13/1985
RPI 773
Petição de recurso
#12.2
07/10/1984
RPI 716
Indeferimento
#9.2
03/20/1984
RPI 700
Conhecimento de parecer técnico
#7.1
07/12/1983
RPI 664
Carta-patente expirada
#21.1
Patente extinta em 21/08/90
08/19/2008
RPI 1963
Licença compulsória (variante)
#20.2
10/16/1990
RPI 1037
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