Concessão da patente
#16.1
04/26/1988
RPI 914
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: 04/26/1988. We update with every new RPI gazette, published weekly.
Applicants
U. E. (pessoa física)
Inventors
S. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/26/1988
RPI 914
#13.1
12/29/1987
RPI 897
#9.1
09/01/1987
RPI 880
#15.6
03/17/1987
RPI 856
#15.1
11/25/1986
RPI 840
08/13/1985
RPI 773
#6.1
10/23/1984
RPI 731
#4.1
03/09/1982
RPI 594
#3.2
12/22/1981
RPI 583
#2.1
11/17/1981
RPI 578
#21.1
12/07/1993
RPI 1201
Same category
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