Deferimento
#9.1
10/10/1989
RPI 990
Application data
Number
PI8504220Type
Filing
Publication
The patent was granted on 05/29/1990 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: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
E.I. Du Pont de Nemours and Company
US
Inventors
H. K. (pessoa física)
US
R. C. (pessoa física)
US
W. S. (pessoa física)
US
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