Conhecimento de parecer técnico
#7.1
07/04/1989
RPI 976
Application data
Number
PI8302168Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
M. W. (pessoa física)
SP, BR
M. W. (pessoa física)
SP, BR
Inventors
M. W. (pessoa física)
BR
M. W. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#7.1
07/04/1989
RPI 976
#4.1
10/25/1983
RPI 679
#3.2
08/16/1983
RPI 669
#2.1
06/14/1983
RPI 660
#21.1
Patente extinta em 27/04/98
07/01/2008
RPI 1956
06/20/1995
RPI 1281
#18.2
04/25/1995
RPI 1273
#16.1
10/30/1990
RPI 1039
#13.1
08/14/1990
RPI 1028
#9.1
04/03/1990
RPI 1012
From the same holder
Same category
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