Concessão da patente
#16.1
09/27/1988
RPI 936
The letters patent expired on 11/07/1995: 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
KONOPKA CLAUDIO [BR]
Inventors
C. K. (pessoa física)
D. Q. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/27/1988
RPI 936
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#15.11
12/22/1987
RPI 896
#5.1
09/16/1986
RPI 830
#4.1
04/29/1986
RPI 810
#3.2
02/18/1986
RPI 800
#2.1
01/21/1986
RPI 796
#21.1
11/07/1995
RPI 1301
Same category
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