Arquivamento definitivo - Art. 33 da LPI
#11.1.1
07/06/2004
RPI 1748
Application data
Number
PI9814717Type
Filing
Publication
PCT
US1998023641 The application was abandoned: examination was not requested within the 36 months following the 11/05/1998 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 07/06/2004. We update with every new RPI gazette, published weekly.
Applicants
Alcon Laboratories, Inc.
US
Inventors
R. C. (pessoa física)
US
IPC Classification
Priority claims
US
60/067,148 · 12/02/1997
Abstract
Patente de Invenção: "MÉTODO DE PREPARAÇÃO DE ESTERÓIDES 16ALFA,17ALFA-DIALQUILADOS" . Esteróides 16alfa,17alfa-dialquilados são preparados por reação de um éter de 16-alfa-17(20)-enil-20-silila com um agente de alquilação e um agente de clivagem de éter de enol silila em um solvente adequado.
Publications in the Brazilian Industrial Property Gazette (RPI).
#11.1.1
07/06/2004
RPI 1748
#11.1
11/18/2003
RPI 1715
#1.3
10/03/2000
RPI 1552
From the same holder
Same category
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