Concessão da patente
#16.1
10/25/1988
RPI 940
The letters patent expired on 04/04/1995: 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: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants
C. R. (pessoa física)
Inventors
H. L. (pessoa física)
L. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/25/1988
RPI 940
#13.1
09/06/1988
RPI 933
#9.1
05/17/1988
RPI 917
#6.1
09/22/1987
RPI 883
#7.3
01/10/1984
RPI 690
04/06/1982
RPI 598
#21.1
04/04/1995
RPI 1270
From the same holder
Same category
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