Concessão da patente
#16.1
04/30/1985
RPI 758
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: 04/30/1985. We update with every new RPI gazette, published weekly.
Applicants
C. C. (pessoa física)
RJ, BR
Inventors
B. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/30/1985
RPI 758
#13.1
01/15/1985
RPI 743
#9.1
09/18/1984
RPI 726
#6.1
03/07/1984
RPI 698
#4.1
05/31/1983
RPI 658
#3.1
01/04/1983
RPI 637
#21.1
11/22/1994
RPI 1251
From the same holder
Same category
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