20.7
08/08/1989
RPI 981
The letters patent expired on 07/06/1993: 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: 08/08/1989. We update with every new RPI gazette, published weekly.
Applicants
American Can Company
US
Inventors
C. R. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
08/08/1989
RPI 981
07/12/1988
RPI 925
#20.1
07/05/1988
RPI 924
#20.1
06/28/1988
RPI 923
#16.1
03/29/1983
RPI 649
#13.1
01/11/1983
RPI 638
#9.1
09/08/1982
RPI 620
#6.1
01/19/1982
RPI 587
#21.1
07/06/1993
RPI 1179
From the same holder
Same category
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