Concessão da patente
#16.1
02/28/1984
RPI 697
The letters patent expired on 07/27/1993: 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: 02/28/1984. We update with every new RPI gazette, published weekly.
Applicants
UNITED TECHNOLOGIES CORP
Inventors
P. N. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1984
RPI 697
#13.1
11/29/1983
RPI 684
#9.1
08/09/1983
RPI 668
#6.1
10/27/1981
RPI 575
#21.1
07/27/1993
RPI 1182
From the same holder
Same category
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