9.1.3
10/17/1989
RPI 991
Application data
Number
PI8305451Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
H. A. (pessoa física)
DE
Inventors
D. Z. (pessoa física)
DE
D. M. (pessoa física)
DE
D. H. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
10/17/1989
RPI 991
#9.1
08/15/1989
RPI 982
#6.1
01/31/1989
RPI 954
#4.1
04/15/1986
RPI 808
#3.1
05/15/1984
RPI 708
#2.1
12/13/1983
RPI 686
#21.1
Patente extinta em 03/10/98
07/01/2008
RPI 1956
#16.1
04/24/1990
RPI 1015
#13.1
02/13/1990
RPI 1006
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Same category
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