Concessão da patente
#16.1
01/25/1983
RPI 640
The letters patent expired on 09/21/1993: 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: 01/25/1983. We update with every new RPI gazette, published weekly.
Applicants
B. J. (pessoa física)
Inventors
B. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/25/1983
RPI 640
#13.1
12/07/1982
RPI 633
#9.1
07/20/1982
RPI 613
#6.1
11/03/1981
RPI 576
#21.1
09/21/1993
RPI 1190
10/08/1991
RPI 1088
#20.1
05/01/1990
RPI 1016
04/24/1990
RPI 1015
From the same holder
Same category
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