Exigência - art. 36 da LPI
#6.1
08/08/1989
RPI 981
Application data
Number
PI8404627Type
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: 08/08/1989. We update with every new RPI gazette, published weekly.
Applicants
B. C. (pessoa física)
US
Inventors
S. P. (pessoa física)
US
IPC Classification
Priority claims
US
535,020 · 09/23/1983
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