Five patents currently held, every record listed here
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
The next term ends in Apr 2031. from the record
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
Apr 2031
Next term end
5
Patent families
When these terms end
Each bar runs from grant to computed term end. 2016 to 2043.20222028203420402043
5 pending applications: term is not computable until grant.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
Notable
Ends Apr 2031 · High confidence
Also notable
Ends Nov 2035 · High confidence
Also notable
Ends Nov 2039 · High confidence
Coated Nuclear Reactor Fuel Particles
US 9,472,310
The most cited patent in this portfolio, cited by 18 later US patents, top 25% of utility patents granted in 2016 in our data. Protection runs to 2031.
Mask for Radiation Dosimetry
US 11,207,545
Granted 2021. Computed term ends 2035.
Determination of Radiation Dosimetry
US 11,300,690
The newest of the three, granted 2022. It anchors the portfolio to 2039, later than anything else here.
Fee deadlines
No maintenance fee falls due on this company's record before Nov 10, 2027.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
What they patent
The 4 largest of its 5 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
| Purification of Actinium | 1 in force | to Feb 2043 |
| Methods and Systems for the Production of Isotopes | 1 in force | to Jul 2041 |
| Mask for Radiation Dosimetry | 1 in force | to Nov 2035 |
| Coated Nuclear Reactor Fuel Particles | 1 in force | to Apr 2031 |
Patents held now
Soonest term end first.
Showing 1 to 5 of 5
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 9,472,310 | Coated Nuclear Reactor Fuel Particles held by SCK.-Cen and Universiteit Gent In force · High confidence | In force | High confidence | |
| US 11,207,545 | Mask for Radiation Dosimetry In force · High confidence | In force | High confidence | |
| US 11,300,690 | Determination of Radiation Dosimetry In force · High confidence | In force | High confidence | |
| US 12,340,914 | Methods and Systems for the Production of Isotopes In force · High confidence | In force | High confidence | |
| US 12,503,748 | Purification of Actinium In force · High confidence | In force | High confidence |
Also on record, not counted in the 5: 2 patents ended · 5 applications pending · 7 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.