Concessão da patente
#16.1
11/25/1986
RPI 840
Application data
Number
PI8202173Type
Filing
Publication
The patent was granted on 11/25/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 11/25/1986. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
D. V. (pessoa física)
US
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