Exigência - art. 36 da LPI
#6.1
12/05/1989
RPI 998
Application data
Number
PI8403557Type
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: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Amsted Industries Incorporated
US
Inventors
L. J. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
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12/05/1989
RPI 998
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09/25/1984
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Patente extinta em 17/07/99
07/08/2008
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10/30/1990
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08/21/1990
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