18.8
01/10/1989
RPI 951
The letters patent expired on 03/19/1996: 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: 01/10/1989. We update with every new RPI gazette, published weekly.
Applicants
M. D. (pessoa física)
DE
Inventors
M. D. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
01/10/1989
RPI 951
#18.2
11/16/1988
RPI 943
#16.1
10/29/1985
RPI 784
07/30/1985
RPI 771
#12.1
12/11/1984
RPI 738
#9.1
08/21/1984
RPI 722
#6.1
02/07/1984
RPI 694
#5.1
04/06/1982
RPI 598
#4.1
10/06/1981
RPI 572
#21.1
03/19/1996
RPI 1320
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