Concessão da patente
#16.1
06/25/1985
RPI 766
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: 06/25/1985. We update with every new RPI gazette, published weekly.
Applicants
F. B. (pessoa física)
SP, BR
Inventors
B. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/25/1985
RPI 766
#13.1
03/05/1985
RPI 750
#15.11
12/11/1984
RPI 738
#9.1
10/23/1984
RPI 731
#4.1
05/31/1983
RPI 658
#3.1
11/16/1982
RPI 630
#21.1
11/22/1994
RPI 1251
From the same holder
Same category
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