Patents
US 10993943 B2: Crystalline forms of selinexor and process for their preparation
- Granted
- 2021-05-04
- Filed
- 2018-01-05 application 16475197
- Type
- Utility · 20 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
The present disclosure relates to solid state forms of Selinexor, processes for preparation thereof and pharmaceutical compositions thereof.
Source: PVGPATDIS, file of 2026-04-10 (ipg210504.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| WATSON LABORATORIES INC. 21 patents | US company or organization | Corona, CA | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Anantha Rajmohan Muthusamy | Sivakasi, IN | 21 | PVGPATDIS, file of 2026-04-10 | |
| Sundara Lakshmi Kanniah | Vellore, IN | 8 | PVGPATDIS, file of 2026-04-10 | |
| Akash Ravi | Pathanamthitta, IN | 1 | PVGPATDIS, file of 2026-04-10 | |
| Tonmoy Chitta Das | Sherghati, IN | 2 | PVGPATDIS, file of 2026-04-10 | |
| Rajendra Popat Chemate | Ahmednagar, IN | 1 | PVGPATDIS, file of 2026-04-10 | |
| Anil Kumar Singh | Kalyan-Dombivli, IN | 2 | PVGPATDIS, file of 2026-04-10 | |
| Yogesh Dhananjay Wagh | Thane, IN | 5 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| A61K | Preparations for medical, dental or toiletry purposes | A61K31/497 | PVGPATDIS, file of 2026-04-10 |
| C07D | Heterocyclic compounds | C07D403/12 | PVGPATDIS, file of 2026-04-10 |
| A61P | Specific therapeutic activity of chemical compounds or medicinal preparations | A61P35/00 | PVGPATDIS, file of 2026-04-10 |
| C07B | General methods of organic chemistry; apparatus therefor | C07B2200/13 | 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 |
|---|---|---|---|---|---|
| 2020-11-03 | Assignment Assignment of assignor's interest | KANNIAH, SUNDARA LAKSHMI signed 2017-05-22 MUTHUSAMY, ANANTHA RAJMOHAN signed 2017-05-22 RAVI, AKASH signed 2017-05-22 | TEVA API INDIA PRIVATE LIMITED NEW DELHI | 54258/367 | ECORSEXC, file of 2026-09-25 |
| 2020-11-03 | Assignment Assignment of assignor's interest | TEVA API INDIA PRIVATE LIMITED signed 2017-05-19 | WATSON LABORATORIES INC. CORONA, CA | 54258/313 | ECORSEXC, file of 2026-09-25 |
| 2020-11-03 | Assignment Assignment of assignor's interest | WATSON PHARMA PRIVATE LIMITED signed 2017-06-26 | WATSON LABORATORIES INC. CORONA, CA | 54258/255 | ECORSEXC, file of 2026-09-25 |
| 2020-11-03 | Assignment Assignment of assignor's interest | DAS, TONMOY CHITTA signed 2017-05-22 SINGH, ANIL KUMAR signed 2017-05-22 WAGH, YOGESH DHANANJAY signed 2017-05-22 CHEMATE, RAJENDRA POPAT signed 2017-05-23 | WATSON PHARMA PRIVATE LIMITED AMBERNATH (E), DIST-THANE | 54258/185 | 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.