Patents
US 8940897 B2: 1,3,4-oxadiazole and 1,3,4-thiadiazole β-lactamase inhibitors
- Granted
- 2015-01-27
- Filed
- 2013-03-29 application 13853452
- Type
- Utility · 5 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
β-Lactamase inhibitor compounds (BLIs) are disclosed, including compounds that have activity against class A, class C or class D β-lactamases. Methods of manufacturing the BLIs, and uses of the compounds in the preparation of pharmaceutical compositions and antibacterial applications are also disclosed.
Source: PVGPATDIS, file of 2026-04-10 (ipg150127.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Cubist Pharmaceuticals LLC 29 patents | Foreign company or organization | Lexington, MA | CUBIST PHARMACEUTICALS INC SEC filer FUZZY low confidence: same name (legal endings aside), one of each nationally | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Yu Gui Gu | Acton, MA | 16 | PVGPATDIS, file of 2026-04-10 | |
| Yong He | Bedford, MA | 76 | PVGPATDIS, file of 2026-04-10 | |
| Ning Yin | Lexington, MA | 16 | PVGPATDIS, file of 2026-04-10 | |
| Dylan C. Alexander | Watertown, MA | 9 | PVGPATDIS, file of 2026-04-10 | |
| Jason CROSS | Acton, MA | 36 | PVGPATDIS, file of 2026-04-10 | |
| Chester A. Metcalf, III | Needham, MA | 23 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| A61K | Preparations for medical, dental or toiletry purposes | A61K31/546 | PVGPATDIS, file of 2026-04-10 |
| A61P | Specific therapeutic activity of chemical compounds or medicinal preparations | A61P31/04 | PVGPATDIS, file of 2026-04-10 |
| C07D | Heterocyclic compounds | C07D471/08 | PVGPATDIS, file of 2026-04-10 |
| Y02A | Technologies for adaptation to climate change | Y02A50/30 | 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 |
|---|---|---|---|---|---|
| 2022-08-08 | Merger Merger | MERCK SHARP & DOHME CORP. signed 2022-04-07 | MERCK SHARP & DOHME LLC RAHWAY, NJ | 61102/145 | PASDL, file of 2026-10-15 |
| 2015-08-06 | Assignment Nunc pro tunc assignment | CUBIST PHARMACEUTICALS LLC signed 2015-08-05 | MERCK SHARP & DOHME CORP. RAHWAY, NJ | 36268/626 | ECORSEXC, file of 2026-09-25 |
| 2015-08-05 | Name change Change of name | CUBIST PHARMACEUTICALS, INC. signed 2015-06-29 | CUBIST PHARMACEUTICALS LLC KENILWORTH, NJ | 36283/189 | PASDL, file of 2026-10-15 |
| 2013-11-14 | Correction Corrective assignment to correct the property number 61/618,131 recorded on reel 030839 frame 0569. assignor(s) hereby confirms the assignment. | ALEXANDER, DYLAN C signed 2013-04-24 BUSCH, ROBERT signed 2013-04-24 CROSS, JASON B signed 2013-04-24 GU, YU GUI signed 2013-04-24 HE, YONG signed 2013-04-24 YIN, NING signed 2013-04-24 METCALF III, CHESTER A signed 2013-04-26 | CUBIST PHARMACEUTICALS, INC. LEXINGTON, MA | 31865/356 | ECORSEXC, file of 2026-09-25 |
| 2013-07-19 | Assignment Assignment of assignor's interest | ALEXANDER, DYLAN C. signed 2013-04-24 BUSCH, ROBERT signed 2013-04-24 CROSS, JASON B. signed 2013-04-24 GU, YU GUI signed 2013-04-24 HE, YONG signed 2013-04-24 YIN, NING signed 2013-04-24 METCALF, CHESTER A., III signed 2013-04-26 | CUBIST PHARMACEUTICALS, INC. LEXINGTON, MA | 30839/569 | 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.