Exigência - art. 36 da LPI
#6.1
08/15/1989
RPI 982
Application data
Number
PI8401518Type
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: 08/15/1989. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
D. E. (pessoa física)
US
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