204
12/12/1989
RPI 999
The letters patent expired on 11/22/1994: 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: 12/12/1989. We update with every new RPI gazette, published weekly.
Applicants
Comercial e Industrial Columbia S/A
SP, BR
Inventors
F. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
12/12/1989
RPI 999
#17.1
05/09/1989
RPI 968
#16.1
04/26/1988
RPI 914
#13.1
12/01/1987
RPI 893
#9.1
08/11/1987
RPI 877
#6.1
03/10/1987
RPI 855
#4.1
05/13/1986
RPI 812
#15.11
04/15/1986
RPI 808
#3.1
03/04/1986
RPI 802
#2.1
09/11/1984
RPI 725
#21.1
11/22/1994
RPI 1251
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Same category
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