Concessão da patente
#16.1
12/26/1984
RPI 740
The letters patent expired on 11/14/1995: 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: 12/26/1984. We update with every new RPI gazette, published weekly.
Applicants
L. I. (pessoa física)
US
Inventors
K. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/26/1984
RPI 740
#9.1
07/31/1984
RPI 719
#15.11
02/28/1984
RPI 697
#6.1
01/03/1984
RPI 689
#4.1
06/28/1983
RPI 662
#15.11
01/18/1983
RPI 639
#21.1
11/14/1995
RPI 1302
#20.1
10/13/1993
RPI 1193
From the same holder
Same category
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