Concessão da patente
#16.1
12/26/1984
RPI 740
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: 12/26/1984. We update with every new RPI gazette, published weekly.
Applicants
C. B. (pessoa física)
C. B. (pessoa física)
Inventors
M. J. (pessoa física)
U. M. (pessoa física)
IPC Classification
Priority claims
FR
79 10561 · 04/25/1979
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/26/1984
RPI 740
07/24/1984
RPI 718
#16.1
04/24/1984
RPI 705
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12/06/1983
RPI 685
#6.1
05/10/1983
RPI 655
#6.1
12/07/1982
RPI 633
#21.1
06/13/1995
RPI 1280
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