Arquivamento - Art. 36 §1° da LPI
#11.2
04/11/2000
RPI 1527
Application data
Number
PI9203115Type
Filing
Publication
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: 04/11/2000. We update with every new RPI gazette, published weekly.
Applicants
Ciba-Geigy AG
CH
Inventors
D. M. (pessoa física)
CH
D. H. (pessoa física)
CH
IPC Classification
Priority claims
CH
2383/91 · 08/13/1991
Abstract
Objeto da invenção é o novo composto 3,9-bis-(1,2,2,6,6-pentametil-4-piperidilóxi)-2,4,8,10-tetraoxa-3,9-difosfa-spiro[5,5ûndecano da fórmula I (vide fórmula I). O composto pode ser empregado como estabilizador para material orgânico, particularmente como estabilizador de processamento para polietileno e polipropileno.
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