Concessão da patente
#16.1
12/27/1983
RPI 688
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: 12/27/1983. We update with every new RPI gazette, published weekly.
Applicants
A. M. (pessoa física)
SP, BR
Inventors
S. O. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/27/1983
RPI 688
#13.1
09/20/1983
RPI 674
#9.1
04/26/1983
RPI 653
#6.1
11/09/1982
RPI 629
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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