200
09/19/1989
RPI 987
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: 09/19/1989. We update with every new RPI gazette, published weekly.
Applicants
B. L. (pessoa física)
Inventors
B. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
09/19/1989
RPI 987
#20.1
09/20/1988
RPI 935
#17.1
03/01/1988
RPI 906
#16.1
12/30/1986
RPI 845
#13.1
03/11/1986
RPI 803
11/05/1985
RPI 785
#12.1
05/21/1985
RPI 761
#9.1
01/02/1985
RPI 741
#6.1
07/31/1984
RPI 719
#4.1
10/04/1983
RPI 676
#21.1
12/07/1993
RPI 1201
04/02/1991
RPI 1061
02/06/1990
RPI 1005
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