6.2
05/30/1989
RPI 971
Application data
Number
PI8502338Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Brown & Williamson Tobacco Corporation
US
Inventors
D. S. (pessoa física)
US
R. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
RPI 971
#4.1
07/01/1986
RPI 819
#3.1
01/21/1986
RPI 796
#2.1
07/30/1985
RPI 771
#21.1
Patente extinta em 17/05/2000
07/15/2008
RPI 1958
#16.1
08/27/1991
RPI 1082
#15.11
07/16/1991
RPI 1076
#13.1
05/14/1991
RPI 1067
#9.1
01/22/1991
RPI 1051
#6.1
07/24/1990
RPI 1025
From the same holder
Same category
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