Granted Patent
B2
US 8,110,690 · App. 12/252,766 · Granted Feb 7, 2012
Substituted indolocarbazoles
Assignee:
Xerox Corporation
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Abstract
A substituted indolocarbazole comprising at least one optionally substituted thienyl.
Claims (4)
1. A substituted indolocarbazole of structure (A′):
wherein each R′ is hydrogen; and wherein R is alkylphenyl, wherein the alkyl contains 8 carbon atoms.
2. The substituted indolocarbazole of claim 1 , wherein the substituted indolocarbazole is structure (2):
3. The substituted indolocarbazole of claim 1 , wherein a semiconducting layer formed from the substituted indolocarbazole is predominantly crystalline.
Assignments (7)
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Mar 6, 2026
From: XEROX CORPORATION
To: GENESEE VALLEY INNOVATIONS, LLC
Reel/Frame 075020/0755 →
SECURITY INTEREST
Recorded Feb 13, 2024
From: XEROX CORPORATION
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 066741/0001 →
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENTS RECORDED AT RF 064760/0389
Recorded Feb 13, 2024
From: CITIBANK, N.A., AS COLLATERAL AGENT
To: XEROX CORPORATION
Reel/Frame 068261/0001 →
SECURITY INTEREST
Recorded Nov 20, 2023
From: XEROX CORPORATION
To: JEFFERIES FINANCE LLC, AS COLLATERAL AGENT
Reel/Frame 065628/0019 →
SECURITY INTEREST
Recorded Jun 22, 2023
From: XEROX CORPORATION
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 064760/0389 →
RELEASE OF SECURITY INTEREST IN PATENTS AT R/F 062740/0214
Recorded May 18, 2023
From: CITIBANK, N.A., AS AGENT
To: XEROX CORPORATION
Reel/Frame 063694/0122 →
SECURITY INTEREST
Recorded Nov 10, 2022
From: XEROX CORPORATION
To: CITIBANK, N.A., AS AGENT
Reel/Frame 062740/0214 →
Continuity (3)