Deferimento
#9.1
08/15/1989
RPI 982
Application data
Number
PI8404090Type
Filing
Publication
The patent was granted on 03/20/1990 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: 08/15/1989. We update with every new RPI gazette, published weekly.
Applicants
Exxon Research And Engineering Company
US
Inventors
F. B. (pessoa física)
US
N. N. (pessoa física)
US
R. K. (pessoa física)
US
W. D. (pessoa física)
US
Z. F. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
08/15/1989
RPI 982
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RPI 1010
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