Concessão da patente
#16.1
05/28/1985
RPI 762
The letters patent expired on 09/12/1995: 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: 05/28/1985. We update with every new RPI gazette, published weekly.
Applicants
E. C. (pessoa física)
US
Inventors
F. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/28/1985
RPI 762
#13.1
12/26/1984
RPI 740
#15.11
09/04/1984
RPI 724
#9.1
09/04/1984
RPI 724
#6.1
02/21/1984
RPI 696
#4.1
07/26/1983
RPI 666
#21.1
09/12/1995
RPI 1293
From the same holder
Same category
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