Arquivamento - Art. 36 §1° da LPI
#11.2
11/16/1999
RPI 1506
Application data
Number
PI9106923Type
Filing
Publication
PCT
US1991006309 The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 11/16/1999. We update with every new RPI gazette, published weekly.
Applicants
Uniroyal Chemical Company, Inc.
US
Inventors
B. D. (pessoa física)
US
L. B. (pessoa física)
US
M. R. (pessoa física)
US
P. S. (pessoa física)
US
IPC Classification
Priority claims
US
590,104 · 09/28/1990
Abstract
A invenção refere-se ao uso de certas composições de difenilamina estirenada e fenol bloqueado para a estabilização de polióis poliéter.
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11/16/1999
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