Solicitação de exame técnico
#4.1
02/14/1989
RPI 956
Application data
Number
PI8701399Type
Filing
Publication
The patent was granted on 04/27/1993 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: 02/14/1989. We update with every new RPI gazette, published weekly.
Applicants
DU PONT [US]
Inventors
B. M. (pessoa física)
NL
IPC Classification
Priority claims
DE
8622143.4 · 08/19/1986
NL
8600856 · 04/03/1986
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