Conhecimento de parecer técnico
#7.1
12/22/1987
RPI 896
The letters patent expired on 09/17/1996: 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: 12/22/1987. We update with every new RPI gazette, published weekly.
Applicants
BIC - Indústria Esferográfica Brasileira S/A
SP, BR
Inventors
M. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#7.1
12/22/1987
RPI 896
#5.1
09/16/1986
RPI 830
#4.1
07/15/1986
RPI 821
#3.1
09/17/1985
RPI 778
#2.1
04/24/1984
RPI 705
#21.1
09/17/1996
RPI 1346
#16.1
07/30/1996
RPI 1339
#13.1
01/30/1996
RPI 1313
12/19/1995
RPI 1307
11/07/1995
RPI 1301
#12.2
03/17/1992
RPI 1111
#9.2
12/03/1991
RPI 1096
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