Concessão da patente
#16.1
03/26/1985
RPI 753
The letters patent expired on 05/02/1995: 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: 03/26/1985. We update with every new RPI gazette, published weekly.
Applicants
C. D. (pessoa física)
Inventors
C. N. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/26/1985
RPI 753
#13.1
12/11/1984
RPI 738
#9.1
08/21/1984
RPI 722
#7.1
01/24/1984
RPI 692
#15.11
04/26/1983
RPI 653
#6.1
04/12/1983
RPI 651
#21.1
05/02/1995
RPI 1274
Same category
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