Patents
US 8921578 B2: Heteroatomic indenofluorenes
- Granted
- 2014-12-30
- Filed
- 2012-12-12 application 13712589
- Type
- Utility · 22 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A compound having a structure of:
Source: PVGPATDIS, file of 2026-04-10 (ipg141230.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| State of Oregon acting by and through the State Board of Higher Ed. on Behalf of Oregon State Univ. 76 patents | US company or organization | Eugene, OR | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Michael M. Haley | Eugene, OR | 14 | PVGPATDIS, file of 2026-04-10 | |
| Daniel T. Chase | Eugene, OR | 2 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| H10K | Organic electric solid-state devices | H10K85/6576 | PVGPATDIS, file of 2026-04-10 |
| C07D | Heterocyclic compounds | C07D495/04 | PVGPATDIS, file of 2026-04-10 |
| Y02E | Reduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution | Y02E10/549 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2013-04-09 | Assignment Assignment of assignor's interest | CHASE, DANIEL T. signed 2013-02-19 HALEY, MICHAEL M. signed 2013-02-22 | STATE OF OREGON, ACTING BY AND THROUGH THE STATE BOARD OF HIGHER EDUCATION ON BEHALF OF UNIVERSITY OF OREGON EUGENE, OR | 30180/699 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.