20.7
08/30/1988
RPI 932
Application data
Number
PI8404500Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants
H. D. (pessoa física)
João Jos Henrique Schmidt.
SP, BR
Inventors
H. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
08/30/1988
RPI 932
#16.1
06/28/1988
RPI 923
#13.1
01/26/1988
RPI 901
#9.1
09/08/1987
RPI 881
#4.1
11/11/1986
RPI 838
#3.1
04/15/1986
RPI 808
#2.1
11/13/1984
RPI 734
#21.1
Patente extinta em 06/09/99
07/08/2008
RPI 1957
#20.1
11/24/1992
RPI 1147
From the same holder
Same category
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