Arquivamento - Art. 36 §1° da LPI
#11.2
01/31/2006
RPI 1830
Application data
Number
PI9713001Type
Filing
Publication
PCT
US1997023664 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: 01/31/2006. We update with every new RPI gazette, published weekly.
Applicants
C. I. (pessoa física)
US
Inventors
Y. C. (pessoa física)
FR
Priority claims
FR
96/15850 · 12/23/1996
US
60/038,357 · 02/13/1997
Abstract
Patente de Invenção para "2-ADAMANTIL BENZOPIRANOS, AS COMPOSIÇÕES E AS MATRIZES (CO)POLÍMERAS CONTENDO-OS" . A presente invenção refere-se a novos derivados benzopiranos, substituídos na posição 2 com um grupo adamantil, bem como as composicões e as matrizes (co)polímeras contendo tais derivados. O dito derivado possui interessantes propriedades fotocromáticas.
Publications in the Brazilian Industrial Property Gazette (RPI).
#11.2
01/31/2006
RPI 1830
#6.1
07/26/2005
RPI 1803
#1.3
01/25/2000
RPI 1516
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.