18.3
05/30/1989
RPI 971
The patent was granted on 10/25/1983 and is in force until 02/24/1997. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:02/24/1997
Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
S. K. (pessoa física)
Inventors
S. K. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
RPI 971
02/08/1989
RPI 955
#16.1
10/25/1983
RPI 679
#13.1
08/30/1983
RPI 671
#9.1
04/12/1983
RPI 651
#6.1
12/29/1981
RPI 584
Same category
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