Concessão da patente
#16.1
05/29/1984
RPI 710
The letters patent expired on 12/07/1993: 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: 05/29/1984. We update with every new RPI gazette, published weekly.
Applicants
A. O. (pessoa física)
Inventors
D. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/29/1984
RPI 710
#13.1
03/20/1984
RPI 700
#9.1
11/29/1983
RPI 684
#6.1
03/29/1983
RPI 649
#4.1
03/16/1982
RPI 595
#3.2
01/12/1982
RPI 586
#2.1
12/15/1981
RPI 582
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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