Concessão da patente
#16.1
10/30/1984
RPI 732
Application data
Number
PI8002711Type
Filing
Publication
The letters patent expired on 06/13/1995: 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: 10/30/1984. We update with every new RPI gazette, published weekly.
Applicants
S. M. (pessoa física)
Inventors
H. D. (pessoa física)
P. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/30/1984
RPI 732
#9.1
05/22/1984
RPI 709
#6.1
12/20/1983
RPI 687
#4.1
05/17/1983
RPI 656
#3.1
12/22/1981
RPI 583
#21.1
06/13/1995
RPI 1280
Same category
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