Concessão da patente
#16.1
12/30/1986
RPI 845
The letters patent expired on 12/07/1993: 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: 12/30/1986. We update with every new RPI gazette, published weekly.
Applicants
C. P. (pessoa física)
SP, BR
Inventors
P. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/30/1986
RPI 845
#13.1
09/02/1986
RPI 828
#9.1
05/13/1986
RPI 812
#6.1
10/22/1985
RPI 783
#4.1
02/26/1985
RPI 749
#3.1
10/30/1984
RPI 732
#2.1
05/10/1983
RPI 655
#21.1
12/07/1993
RPI 1201
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