14.1
11/14/1989
RPI 995
The letters patent expired on 12/19/1995: 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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
Commercial Intertech do Brasil Ltda.
SP, BR
Inventors
E. J. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
11/14/1989
RPI 995
#3.1
06/09/1987
RPI 868
#2.1
03/11/1986
RPI 803
#21.1
12/19/1995
RPI 1307
#16.1
11/29/1994
RPI 1252
#13.1
08/30/1994
RPI 1239
#9.1
05/03/1994
RPI 1222
12/07/1993
RPI 1201
#6.1
09/08/1993
RPI 1188
#6.1
10/22/1991
RPI 1090
#4.1
02/06/1990
RPI 1005
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Same category
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