Concessão da patente
#16.1
09/27/1988
RPI 936
The letters patent expired on 04/25/1995: 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: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants
USS ENG & CONSULT
Inventors
K. P. (pessoa física)
S. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/27/1988
RPI 936
#13.1
07/19/1988
RPI 926
#9.1
03/15/1988
RPI 908
#6.1
01/21/1987
RPI 848
03/01/1983
RPI 645
#4.1
06/29/1982
RPI 610
#21.1
04/25/1995
RPI 1273
11/13/1990
RPI 1041
From the same holder
Same category
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