Publicação antecipada
#3.2
08/01/1989
RPI 980
The letters patent expired on 11/20/2001: 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: 08/01/1989. We update with every new RPI gazette, published weekly.
Applicants
E. L. (pessoa física)
SP, BR
Inventors
E. L. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.2
08/01/1989
RPI 980
#2.1
04/25/1989
RPI 966
#21.1
Patente extinta em 06/03/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
11/20/2001
RPI 1611
#16.1
03/28/1995
RPI 1269
#13.1
10/04/1994
RPI 1244
#9.1
05/31/1994
RPI 1226
#15.6
06/15/1993
RPI 1176
#15.3
03/02/1993
RPI 1161
#4.1
03/01/1990
RPI 1007
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