Arquivamento - Art. 36 §1° da LPI
#11.2
08/22/2006
RPI 1859
Application data
Number
PI9804638Type
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: 08/22/2006. We update with every new RPI gazette, published weekly.
Applicants
D. A. (pessoa física)
DE
Degussa - Hüls Aktiengesellschaft
DE
Inventors
D. M. (pessoa física)
DE
R. M. (pessoa física)
DE
IPC Classification
Priority claims
DE
197 50 503.1 · 11/14/1997
Abstract
Patente de Invenção: "PROCESSO PARA REDUZIR O COMPRIMENTO DE CADEIA DE SULFANO DE BIS-(SILILORGANIL)-POLISSULFANOS" . A presente invenção refere-se a um processo para a redução do comprimento da cadeia de sulfano de bis-(sililorganil)-polissulfanos, no qual esses compostos são reagidos com um sulfeto anidro e um composto halo-alquilssilano.
Publications in the Brazilian Industrial Property Gazette (RPI).
#11.2
08/22/2006
RPI 1859
#6.1
01/10/2006
RPI 1827
#25.1
Transferido de: Degussa Aktiengesellschaft.
10/03/2000
RPI 1552
#3.1
11/23/1999
RPI 1507
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.