IP Library Granted Patent US 11,286,244
Granted Patent B2
US 11,286,244 · App. 17/003,248 · Granted Mar 29, 2022

Solar cell dyes for copper redox based dye sensitized solar cells and combinations thereof

Inventors: Kethinni Chittibabu (Mill Valley, CA); John C. Warner (Mill Valley, CA); Debora Martino (Mill Valley, CA); Rich Allen (Mill Valley, CA); Sammaiah Thota (Mill Valley, CA)
Assignee: AMBIENT PHOTONICS, INC.
C07D307/80C07D417/14H01G9/2031H01G9/2059H01L51/0059H01L51/0065H01L51/0069H01L51/44
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 11,286,244
App. No.
17/003,248
Granted
Mar 29, 2022
Kind
B2
Abstract

The present application discloses compounds and compositions, useful in the manufacture of dye-sensitized solar cells and other similar technology.

Claims (8)

1. A compound of formula I:

wherein

each R 1 is

—Ar— is

R 2 is H, and

R 3 is —CN.

2. A dye sensitized solar cell comprising a solar cell dye, wherein the solar cell dye is the compound of claim 1 .

3. A method of making a Dye-Sensitized Solar Cell (“DSSC”) comprising the step of incorporating a solar cell dye into the DSSC, wherein the solar cell dye is the compound of claim 1 .

Assignments (5)
RELEASE OF SECURITY INTEREST Recorded Apr 21, 2022
From: CTHULHU VENTURES LLC
To: WARNER BABCOCK INSTITUTE FOR GREEN CHEMISTRY, LLC
Reel/Frame 059670/0045 →
RELEASE OF SECURITY INTEREST Recorded Apr 21, 2022
From: BABCOCK, JAMES V.
To: WARNER BABCOCK INSTITUTE FOR GREEN CHEMISTRY, LLC
Reel/Frame 059672/0048 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 14, 2022
From: CHITTIBABU, KETHINNI; WARNER, JOHN C.; MARTINO, DEBORA; ALLEN, RICH; THOTA, SAMMAIAH
To: AMBIENT PHOTONICS, INC.
Reel/Frame 059003/0050 →
SECURITY INTEREST Recorded Mar 25, 2021
From: WARNER BABCOCK INSTITUTE FOR GREEN CHEMISTRY, LLC
To: CTHULHU VENTURES LLC
Reel/Frame 055732/0383 →
SECURITY INTEREST Recorded Mar 25, 2021
From: WARNER BABCOCK INSTITUTE FOR GREEN CHEMISTRY, LLC
To: BABCOCK, JAMES V.
Reel/Frame 055732/0403 →
Continuity (3)
Continuation PCTUS2019040955 · Jul 9, 2019
Provisional Application 62696010 · Jul 10, 2018
Related Publication 20200392097A1 · Dec 17, 2020