Exigência - art. 36 da LPI
#6.1
09/05/1989
RPI 985
Application data
Number
PI8401183Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 09/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Aluminum Company of América
US
Inventors
R. O. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
09/05/1989
RPI 985
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07/08/2008
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11/27/1990
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