6.2
05/30/1989
RPI 971
Application data
Number
PI8504241Type
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
Sterling Canada, Inc
US
Inventors
C. Y. (pessoa física)
CA
M. F. (pessoa física)
CA
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
RPI 971
#4.1
09/08/1987
RPI 881
#3.1
07/01/1986
RPI 819
#2.1
10/29/1985
RPI 784
#21.1
Patente extinta em 02/09/2000
07/15/2008
RPI 1958
#20.1
03/30/1993
RPI 1165
#16.1
04/28/1992
RPI 1117
#13.1
10/29/1991
RPI 1091
#9.1
07/02/1991
RPI 1074
#6.1
01/22/1991
RPI 1051
#7.1
05/29/1990
RPI 1020
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