Solicitação de exame técnico
#4.1
09/05/1989
RPI 985
Application data
Number
PI8901922Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 09/05/1989. We update with every new RPI gazette, published weekly.
Applicants
D. R. (pessoa física)
SP, BR
Fanem Ltda
SP, BR
Inventors
D. R. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/05/1989
RPI 985
#3.2
08/22/1989
RPI 983
#2.1
05/30/1989
RPI 971
#21.1
Patente extinta em 24/04/2004
12/15/2009
RPI 2032
#25.1
12/23/1997
RPI 1409
#16.1
09/24/1996
RPI 1347
#13.1
02/27/1996
RPI 1317
#9.1
09/05/1995
RPI 1292
From the same holder
Same category
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