Concessão da patente
#16.1
04/24/1984
RPI 705
The letters patent expired on 09/12/1995: 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: 04/24/1984. We update with every new RPI gazette, published weekly.
Applicants
N.V. Philips Gloeilampenfabrieken
NL
Inventors
D. F. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/24/1984
RPI 705
#13.1
01/24/1984
RPI 692
#9.1
10/11/1983
RPI 677
05/24/1983
RPI 657
#15.11
04/05/1983
RPI 650
#4.1
04/13/1982
RPI 599
#21.1
09/12/1995
RPI 1293
From the same holder
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