Deferimento
#9.1
10/27/1987
RPI 888
Application data
Number
PI8106136Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 10/27/1987. We update with every new RPI gazette, published weekly.
Applicants
D. V. (pessoa física)
Inventors
V. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
10/27/1987
RPI 888
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07/27/1982
RPI 614
#3.1
06/01/1982
RPI 606
#2.1
11/10/1981
RPI 577
#21.1
Patente extinta em 24/08/96
08/19/2008
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