IP Library Granted Patent US 8,841,472
Granted Patent B2
US 8,841,472 · App. 13/323,747 · Granted Sep 23, 2014

Colored polysiloxanes

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Quick Facts
Patent No.
US 8,841,472
App. No.
13/323,747
Granted
Sep 23, 2014
Kind
B2
Abstract

Disclosed are compounds of the formulae wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , and R 13 are hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, R 10 , R 11 , and R 12 are alkylene, arylene, arylalkylene, or alkylarylene, and the chromogen moiety is an atom or group of atoms that impart color to the compound in the visible, infrared, or ultraviolet wavelength range.

Claims (5)

1. A compound of the formula

wherein “m” is two or more monomer and “n” is two or more monomers.

2. The compound of claim 1 wherein an average number of —NH 2 groups per molecule of the compound is about 2.

3. The compound of claim 1 having a molecular weight of 900 grams per mole.

4. The compound according to claim 1 wherein the compound is colored in the visible wavelength range.

Assignments (9)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 6, 2025
From: XEROX CORPORATION
To: GENESEE VALLEY INNOVATIONS, LLC
Reel/Frame 073842/0479 →
SECOND LIEN NOTES PATENT SECURITY AGREEMENT Recorded Jul 2, 2025
From: XEROX CORPORATION
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 071785/0550 →
FIRST LIEN NOTES PATENT SECURITY AGREEMENT Recorded Apr 11, 2025
From: XEROX CORPORATION
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 070824/0001 →
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 →