Concessão da patente
#16.1
01/29/1985
RPI 745
The letters patent expired on 07/06/1993: 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: 01/29/1985. We update with every new RPI gazette, published weekly.
Applicants
N. S. (pessoa física)
Inventors
A. L. (pessoa física)
D. S. (pessoa física)
E. V. (pessoa física)
N. N. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/29/1985
RPI 745
#13.1
10/23/1984
RPI 731
#9.1
06/26/1984
RPI 714
#6.1
02/14/1984
RPI 695
#6.1
02/01/1983
RPI 641
#6.1
04/20/1982
RPI 600
#21.1
07/06/1993
RPI 1179
Same category
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