Concessão da patente
#16.1
06/29/1982
RPI 610
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: 06/29/1982. We update with every new RPI gazette, published weekly.
Applicants
C. P. (pessoa física)
FR
Inventors
O. P. (pessoa física)
FR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/29/1982
RPI 610
#13.1
11/10/1981
RPI 577
#21.1
Patente extinta em 19/07/92
07/01/2008
RPI 1956
From the same holder
Same category
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