320
02/18/1986
RPI 800
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: 02/18/1986. We update with every new RPI gazette, published weekly.
Applicants
R. T. (pessoa física)
Inventors
C. P. (pessoa física)
P. F. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
02/18/1986
RPI 800
12/03/1985
RPI 789
07/16/1985
RPI 769
#17.1
03/12/1985
RPI 751
#16.1
03/27/1984
RPI 701
#13.1
11/29/1983
RPI 684
09/13/1983
RPI 673
04/19/1983
RPI 652
#12.2
12/22/1981
RPI 583
#21.1
07/06/1993
RPI 1179
From the same holder
Same category
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