Concessão da patente
#16.1
09/30/1986
RPI 832
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: 09/30/1986. We update with every new RPI gazette, published weekly.
Applicants
MARIA HELENA RODRIGUES GOMES D [BR]
Inventors
C. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/30/1986
RPI 832
#13.1
07/01/1986
RPI 819
#9.1
03/11/1986
RPI 803
#15.11
09/24/1985
RPI 779
#6.1
08/20/1985
RPI 774
#4.1
05/29/1984
RPI 710
#3.2
03/20/1984
RPI 700
#2.1
12/06/1983
RPI 685
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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