18.8
03/01/1988
RPI 906
The letters patent expired on 07/06/1993: 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: 03/01/1988. We update with every new RPI gazette, published weekly.
Applicants
EVERITUBE
Inventors
M. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
03/01/1988
RPI 906
#18.2
12/15/1987
RPI 895
#16.1
08/30/1983
RPI 671
#13.1
06/21/1983
RPI 661
#9.1
03/01/1983
RPI 645
01/19/1982
RPI 587
#6.1
11/17/1981
RPI 578
#21.1
07/06/1993
RPI 1179
From the same holder
Same category
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