Concessão da patente
#16.1
02/28/1989
RPI 958
The letters patent expired on 11/22/1994: 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: 02/28/1989. We update with every new RPI gazette, published weekly.
Applicants
D. C. (pessoa física)
Inventors
D. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1989
RPI 958
#13.1
10/25/1988
RPI 940
#9.1
06/28/1988
RPI 923
#15.6
01/12/1988
RPI 899
#15.3
09/22/1987
RPI 883
#6.1
12/23/1986
RPI 844
#4.1
04/30/1985
RPI 758
#3.2
01/29/1985
RPI 745
#2.1
10/23/1984
RPI 731
#21.1
11/22/1994
RPI 1251
Same category
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