45 patents currently held
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
The next term ends in Jun 2036. from the record
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
Jun 2036
Next term end
1
Patent families
When these terms end
Held patents by the year their term ends
notable patents
all others
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
Notable: the highest-ranked patents in this portfolio by citations and family size.
Notable patents
Ranked by citations and family size, against patents of the same kind granted the same year. How we rank
Only 1 of the currently held patents qualifies as notable.
Fee deadlines
Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
- 3 fees due Mar 5, 2027
- 1 fee due May 28, 2027The maintenance fee for Hydroxypropyl Beta-Cyclodextrin Compositions and Methods (US 11,826,318) comes due May 28, 2027. Unpaid by Nov 29, 2027, it lapses early.
- 1 fee due Jul 9, 2027The maintenance fee for Hydroxypropyl Beta-Cyclodextrin Compositions and Methods (US 11,865,136) comes due Jul 9, 2027. Unpaid by Jan 10, 2028, it lapses early.
- 2 fees due Sep 5 to 26, 2027 · next Sep 5
Recent changes
- 4 of the patents on this record were granted since Aug 16, 2026
What they patent
Grouped by real patent family, largest first, labeled by the earliest filing in each. No technology classification is inferred from titles.
| Hydroxypropyl Beta-Cyclodextrin Compositions and Methods | 45 in force | to Jun 2036 |
Patents held now
Soonest term end first.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 9,675,634 | Hydroxypropyl Beta-Cyclodextrin Compositions and Methods In force · High confidence | In force | High confidence | |
| US 10,258,641 | Hydroxypropyl Beta-Cyclodextrin Compositions and Methods In force · High confidence | In force | High confidence | |
| US 10,300,086 | Hydroxypropyl Beta-Cyclodextrin Compositions and Methods In force · High confidence | In force | High confidence | |
| US 10,709,730 | Hydroxypropyl Beta-Cyclodextrin Compositions and Methods In force · High confidence | In force | High confidence | |
| US 10,933,083 | Hydroxypropyl Beta-Cyclodextrin Compositions and Methods In force · High confidence | In force | High confidence | |
| US 11,406,657 | Hydroxypropyl Beta-Cyclodextrin Compositions and Methods In force · High confidence | In force | High confidence | |
| US 11,510,940 | Hydroxypropyl Beta-Cyclodextrin Compositions and Methods In force · Medium confidence | In force | Medium confidence | |
| US 11,517,585 | Hydroxypropyl Beta-Cyclodextrin Compositions and Methods In force · High confidence | In force | High confidence | |
| US 11,529,366 | Hydroxypropyl Beta-Cyclodextrin Compositions and Methods In force · High confidence | In force | High confidence | |
| US 11,534,455 | Hydroxypropyl Beta-Cyclodextrin Compositions and Methods In force · High confidence | In force | High confidence |
Also on record, not counted in the 45: 3 applications pending. List them
Sources and methods
Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built
Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
6 terminal disclaimers are on file with no resolved reference. No cap is applied and none is guessed