Divinylfluorenes

Active solid-state devices (e.g. – transistors – solid-state diode – Organic semiconductor material

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C430S270100, C568S633000

Reexamination Certificate

active

07439537

ABSTRACT:
New divinylfluorene compounds according to one of formulae (II) or (III):a new synthetic route to divinylfluorene compounds; and the use of the new compounds as sensitizers, optical brighteners and electroluminescent materials.

REFERENCES:
patent: 3784557 (1974-01-01), Cescon
patent: 3980713 (1976-09-01), Matsunaga et al.
patent: 4062686 (1977-12-01), Van Allan et al.
patent: 4119466 (1978-10-01), Van Allan et al.
patent: 4250248 (1981-02-01), Faust
patent: 4274062 (1981-06-01), Brinkmann et al.
patent: 4410621 (1983-10-01), Wada et al.
patent: 4459349 (1984-07-01), Tanaka et al.
patent: 4555474 (1985-11-01), Kawamura et al.
patent: 4987053 (1991-01-01), Gersdorf et al.
patent: 5489499 (1996-02-01), Yumoto
patent: 5879837 (1999-03-01), Yoshinaga
patent: 6197472 (2001-03-01), Konrad et al.
patent: 6344286 (2002-02-01), Kim et al.
patent: 6576396 (2003-06-01), Leichsenring et al.
patent: 7241557 (2007-07-01), Williamson et al.
patent: 2003/0091859 (2003-05-01), Cho et al.
patent: 2006/0024614 (2006-02-01), Williamson
patent: 14 70 154 (1972-01-01), None
patent: 20 64 079 (1972-07-01), None
patent: 28 22 190 (1979-11-01), None
patent: 32 11 312 (1982-10-01), None
patent: 0 24 629 (1981-03-01), None
patent: 0 107 792 (1984-05-01), None
patent: 0 215 453 (1987-03-01), None
patent: 0 287 818 (1988-10-01), None
patent: 0 316 706 (1989-05-01), None
patent: 0 352 630 (1994-08-01), None
patent: 0 624 580 (1994-11-01), None
patent: 0 091 247 (2001-04-01), None
patent: 2 313 127 (1997-11-01), None
patent: 07 196 632 (1995-08-01), None
patent: 10 152 678 (1998-09-01), None
European Search Report 04 10 3671 (Jan. 4, 2005).
Kauffman et al.;Journal of Organic Chemistry; 68(3); pp. 839-853 (2003).
Makromolekulare Chemie; 176(3); pp. 539-559 (1975).
Mongin et al.;Tetrahedron Letters; 44(44); pp. 8121-8125 (2003).
Patra et al.;Chemistry of Materials; 14(10); pp. 4044-4048 (2002).

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Divinylfluorenes does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Divinylfluorenes, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Divinylfluorenes will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4005055

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.