Patents
US 9757464 B2: Pharmaceutical compositions of dextran polymer derivatives
- Granted
- 2017-09-12
- Filed
- 2014-02-12 application 14179480
- Type
- Utility · 18 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Pharmaceutical compositions are provided comprising an active agent and a dextran polymer derivative. The compositions include from 0.01 to 99 wt % of an active agent and from 1 to 99.99 wt % of a dextran polymer derivative. The dextran polymer derivative is selected from dextran acetate, dextran propionate, dextran succinate, dextran acetate propionate, dextran acetate succinate, dextran propionate succinate, dextran acetate propionate succinate, and mixtures thereof.
Source: PVGPATDIS, file of 2026-04-10 (ipg170912.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Bend Reserch, Inc. 62 patents | US company or organization | Bend, OR | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Warren K. Miller | Bend, OR | 18 | PVGPATDIS, file of 2026-04-10 | |
| David Vodak | Bend, OR | 7 | PVGPATDIS, file of 2026-04-10 | |
| Daniel E. Dobry | Bend, OR | 8 | PVGPATDIS, file of 2026-04-10 | |
| David K. Lyon | Bend, OR | 4 | PVGPATDIS, file of 2026-04-10 | |
| Dwayne T. Friesen | Bend, OR | 38 | Person page FUZZY medium confidence | PVGPATDIS, file of 2026-04-10 |
| Michael M. Morgen | Bend, OR | 13 | PVGPATDIS, file of 2026-04-10 | |
| Corey Bloom | Bend, OR | 31 | PVGPATDIS, file of 2026-04-10 | |
| Daniel T. Smithey | Bend, OR | 16 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| A61K | Preparations for medical, dental or toiletry purposes | A61K47/36 | PVGPATDIS, file of 2026-04-10 |
| A61P | Specific therapeutic activity of chemical compounds or medicinal preparations | A61P7/00 | 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 |
|---|---|---|---|---|---|
| 2014-02-25 | Assignment Assignment of assignor's interest | BLOOM, COREY J. signed 2010-03-11 FRIESEN, DWAYNE T. signed 2010-03-11 MILLER, WARREN K. signed 2010-03-11 MORGEN, MICHAEL M. signed 2010-03-11 VODAK, DAVID T. signed 2010-03-11 DOBRY, DANIEL E. signed 2010-03-12 LYON, DAVID K. signed 2010-03-12 SMITHEY, DANIEL T. signed 2010-04-09 | BEND RESEARCH, INC. BEND, OR | 32297/481 | 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.