6.2
05/30/1989
RPI 971
Application data
Number
PI8502766Type
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
G. C. (pessoa física)
US
Inventors
J. H. (pessoa física)
US
W. P. (pessoa física)
US
W. C. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
RPI 971
#4.1
04/05/1988
RPI 911
#3.1
02/18/1986
RPI 800
#2.1
08/13/1985
RPI 773
#21.1
Patente extinta em 11/06/2000
07/15/2008
RPI 1958
#15.11
09/22/1992
RPI 1138
#16.1
09/24/1991
RPI 1086
#15.11
07/16/1991
RPI 1076
#13.1
05/28/1991
RPI 1069
#9.1
02/13/1991
RPI 1054
#6.1
10/30/1990
RPI 1039
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Same category
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