Granted Patent
B2
US 8,652,655 · App. 13/241,580 · Granted Feb 18, 2014
Electroactive materials
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Abstract
A compound having Formula I, Formula II, or Formula III: Ar 1 may independently be phenylene, substituted phenylene, naphthylene, or substituted naphthylene. Ar 2 is the same or different at each occurrence and is an aryl group. M is the same or different at each occurrence and is a conjugated moiety. T 1 and T 2 are independently the same or different at each occurrence and are conjugated moieties which are connected in a non-planar configuration.
Claims (2)
1. A compound selected from the group consisting of
wherein n is an integer greater than 1.
Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Aug 22, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: LG CHEM, LTD.
Reel/Frame 050150/0482 →
CORRECTIVE ASSIGNMENT TO CORRECT THE FIRST INVENTOR NAME PREVIOUSLY RECORDED AT REEL: 048457 FRAME: 0525. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT .
Recorded Mar 14, 2019
From: JOHANSSON, GARY A.; SMITH, ERIC MAURICE; CHESTERFIELD, REID JOHN; HOWARD, MICHAEL HENRY, JR.; PARK, KYUNG-HO; RADU, NORA SABINA; ROSSI, GENE M.; GENTRY, FREDERICK P.; GEHRET, TROY C.; LECLOUX, DANIEL DAVID; FENNIMORE, ADAM
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 048595/0284 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Feb 27, 2019
From: JOHANSSON, GARY H.; SMITH, ERIC MAURICE; CHESTERFIELD, REID JOHN; HOWARD, MICHAEL HENRY, JR.; PARK, KYUNG-HO; RADU, NORA SABINA; ROSSI, GENE M.; GENTRY, FREDERICK P.; GEHRET, TROY C.; LECLOUX, DANIEL DAVID; FENNIMORE, ADAM
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 048457/0525 →