Concessão da patente
#16.1
08/25/1987
RPI 879
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: 08/25/1987. We update with every new RPI gazette, published weekly.
Applicants
KENTINHA S A IND & COMERCIO [BR]
Inventors
L. U. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/25/1987
RPI 879
#13.1
03/31/1987
RPI 858
#9.1
10/29/1986
RPI 836
03/04/1986
RPI 802
#15.11
07/02/1985
RPI 767
#6.1
05/07/1985
RPI 759
#4.1
08/07/1984
RPI 720
#3.1
08/16/1983
RPI 669
#2.1
02/24/1982
RPI 592
#21.1
12/07/1993
RPI 1201
Same category
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