Concessão da patente
#16.1
02/26/1985
RPI 749
The letters patent expired on 05/09/1995: 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: 02/26/1985. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/26/1985
RPI 749
#13.1
12/26/1984
RPI 740
#9.1
09/04/1984
RPI 724
#4.1
12/27/1983
RPI 688
10/25/1983
RPI 679
#12.3
06/08/1982
RPI 607
#11.5
03/30/1982
RPI 597
#21.1
05/09/1995
RPI 1275
From the same holder
Same category
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