Concessão da patente
#16.1
08/29/1989
RPI 984
Application data
Number
PI8302022Type
Filing
Publication
The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
Martin Marietta Magnesia Specialties Inc.
US
Inventors
D. N. (pessoa física)
US
I. K. (pessoa física)
US
M. M. (pessoa física)
US
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