Concessão da patente
#16.1
05/27/1986
RPI 814
Application data
Number
PI8206784Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 05/27/1986. We update with every new RPI gazette, published weekly.
Applicants
R. H. (pessoa física)
NL
Inventors
H. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/27/1986
RPI 814
#9.1
10/29/1985
RPI 784
#6.1
12/11/1984
RPI 738
#4.1
02/28/1984
RPI 697
#3.1
10/04/1983
RPI 676
#2.1
01/18/1983
RPI 639
#21.1
Patente extinta em 23/11/97
07/01/2008
RPI 1956
From the same holder
Same category
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