201
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
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
09/19/1989
RPI 987
#17.1
02/28/1989
RPI 958
#16.1
01/26/1988
RPI 901
#13.1
09/29/1987
RPI 884
#9.1
06/09/1987
RPI 868
12/23/1986
RPI 844
#6.1
10/22/1985
RPI 783
#7.1
09/18/1984
RPI 726
05/02/1984
RPI 706
06/21/1983
RPI 661
#4.1
12/21/1982
RPI 635
#21.1
12/07/1993
RPI 1201
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