11.3
09/05/1989
RPI 985
Application data
Number
PI8304840Type
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: 09/05/1989. We update with every new RPI gazette, published weekly.
Applicants
B. A. (pessoa física)
DE
Inventors
D. W. (pessoa física)
DE
H. H. (pessoa física)
DE
J. M. (pessoa física)
DE
R. K. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
09/05/1989
RPI 985
#6.1
02/14/1989
RPI 956
#4.1
05/20/1986
RPI 813
#3.1
04/24/1984
RPI 705
#2.1
11/08/1983
RPI 681
#21.1
Patente extinta em 06/09/98
07/01/2008
RPI 1956
#16.1
03/26/1991
RPI 1060
#13.1
01/08/1991
RPI 1049
#9.1
09/25/1990
RPI 1034
06/26/1990
RPI 1024
#12.3
01/23/1990
RPI 1003
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Same category
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