Exigência - art. 36 da LPI
#6.1
07/18/1989
RPI 978
Application data
Number
PI8200461Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 07/18/1989. We update with every new RPI gazette, published weekly.
Applicants
Kurosaki Refractories Co., Ltd.
JP
Inventors
H. S. (pessoa física)
JP
T. H. (pessoa física)
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