18.8
05/12/1987
RPI 864
The letters patent expired on 12/07/1993: 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: 05/12/1987. We update with every new RPI gazette, published weekly.
Applicants
Companhia Industrial de Plásticos Cipla
SC, BR
Inventors
T. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
05/12/1987
RPI 864
#18.2
01/13/1987
RPI 847
#16.1
10/29/1985
RPI 784
#13.1
08/06/1985
RPI 772
#9.1
04/16/1985
RPI 756
#6.1
09/25/1984
RPI 727
#4.1
09/13/1983
RPI 673
#3.1
06/28/1983
RPI 662
#2.1
12/29/1981
RPI 584
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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