One patent currently held, every record listed here
1 more in force is now held by another company
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
The next term ends in Feb 2031. from the record
Of the 1 now held by other companies, 1 name Bioeksen Ar GE Teknolojileri Anonim Sirketi as their current owner. Each row says so.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
Feb 2031
Next term end
1
Patent families
When these terms end
Each bar runs from grant to computed term end. 2015 to 2041.202020252030203520402041
Every computed term in this portfolio is shown above.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 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.
Formerly held, still cited
Notable
Ends Apr 2041 · High confidence
Granted 2025. Too new for citation comparison; protection runs to 2041.
now held by Bioeksen Ar GE Teknolojileri Anonim Sirketi
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.
- 1 fee due Mar 22, 2027The maintenance fee for Calcium Supplement Having Enhanced Absorption (US 9,138,414) comes due Mar 22, 2027. Unpaid by Sep 22, 2027, it lapses early.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
What they patent
Grouped by real patent family, largest first, labeled by the earliest filing in each. No technology classification is inferred from titles.
| Calcium Supplement Having Enhanced Absorption | 1 in force | to Feb 2031 |
Patents held now
Soonest term end first.
Showing 1 to 1 of 1
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 9,138,414 | Calcium Supplement Having Enhanced Absorption In force · High confidence | In force | High confidence |
Also on record, not counted in the 1: 1 patent in force now held by others · 27 patents ended · 2 applications abandoned. 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.
2 terminal disclaimers are on file with no resolved reference. No cap is applied and none is guessed