Concessão da patente
#16.1
05/28/1985
RPI 762
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: 05/28/1985. We update with every new RPI gazette, published weekly.
Applicants
P. C. (pessoa física)
Inventors
E. F. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/28/1985
RPI 762
#13.1
01/15/1985
RPI 743
#9.1
09/18/1984
RPI 726
#4.1
07/13/1982
RPI 612
#3.2
05/18/1982
RPI 604
#2.1
12/15/1981
RPI 582
#21.1
12/07/1993
RPI 1201
Same category
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