Notificação para pagamento de retribuição
#13.1
09/19/1989
RPI 987
Application data
Number
PI8504470Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 09/19/1989. We update with every new RPI gazette, published weekly.
Applicants
E. C. (pessoa física)
US
Inventors
R. H. (pessoa física)
US
IPC Classification
Priority claims
US
649,631 · 09/12/1984
Publications in the Brazilian Industrial Property Gazette (RPI).
#13.1
09/19/1989
RPI 987
#9.1
05/23/1989
RPI 970
#4.1
08/23/1988
RPI 931
#3.1
07/15/1986
RPI 821
#2.1
11/19/1985
RPI 787
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era B60K 41/06.
03/27/2018
RPI 2464
#21.1
Patente extinta em 11/09/2000
07/15/2008
RPI 1958
08/14/1990
RPI 1028
#16.1
02/06/1990
RPI 1005
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.