Concessão da patente
#16.1
08/25/1987
RPI 879
Application data
Number
PI8302141Type
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: 08/25/1987. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
SP, BR
Inventors
A. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/25/1987
RPI 879
#13.1
05/05/1987
RPI 863
#9.1
12/16/1986
RPI 843
#4.1
02/18/1986
RPI 800
#3.1
12/27/1983
RPI 688
#2.1
06/14/1983
RPI 660
#21.1
Patente extinta em 20/04/98
07/01/2008
RPI 1956
From the same holder
Same category
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