18 patents currently held
10 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
The next term ends in Dec 2037. from the record
Of the 10 now held by other companies, 10 name Ontex B.V. 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
Dec 2037
Next term end
16
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
Notable
Ends Dec 2037 · High confidence
Also notable
Ends Dec 2040 · High confidence
Also notable
Ends Mar 2040 · High confidence
Absorbent Core, Articles Comprising Said Core, and Methods of Making
US 11,752,047
A family of 6 related applications built on the 2023 grant. Protection runs to 2037.
Absorbent Core for Disposable Absorbent Articles with Increased Absorption Rate and Improved Integrity
US 11,679,040
Granted 2023. Computed term ends 2040.
Process and Apparatus for Making Channeled Absorbent Articles
US 12,336,893
Granted 2025. Too new for citation comparison; protection runs to 2040.
Formerly held, still cited
Notable
Ends Dec 2037 · High confidence
A family of 6 related applications built on the 2020 grant. Protection runs to 2037.
now held by Ontex B.V.
Also notable
Ends Apr 2038 · High confidence
Granted 2021. Computed term ends 2038.
now held by Ontex B.V.
Also notable
Ends Apr 2041 · High confidence
The newest of the three, granted 2023. It anchors the portfolio to 2041, later than anything else here.
now held by Ontex B.V.
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 Dec 20, 2026The maintenance fee for Absorbent Core for Disposable Absorbent Articles with Increased Absorption Rate and Improved Integrity (US 11,679,040) comes due Dec 20, 2026. Unpaid by Jun 21, 2027, it lapses early.
- 1 fee due Mar 12, 2027The maintenance fee for Absorbent Core, Articles Comprising Said Core, and Methods of Making (US 11,752,047) comes due Mar 12, 2027. Unpaid by Sep 13, 2027, it lapses early.
- 1 fee due Jul 30, 2027The maintenance fee for Method for Determining And/Or Visualizing Airflow Through Absorbent Cores and Absorbent Articles Exhibiting Enhanced Airflow (US 11,883,270) comes due Jul 30, 2027. Unpaid by Jan 31, 2028, it lapses early.
- 1 fee due Oct 9, 2027The maintenance fee for On-The-Go Package of Absorbent Articles and Method of Making (US 11,950,992) comes due Oct 9, 2027. Unpaid by Apr 10, 2028, it lapses early.
Recent changes
- 1 term has ended since Aug 16, 2026
What they patent
The 5 largest of its 16 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
| On-The-Go Package of Absorbent Articles and Method of Making | 2 in force | to Jun 2040 |
| Process and Apparatus for Making Channeled Absorbent Articles | 2 in force | to May 2040 |
| Improved Absorbent Article for Liquid Stool Management | 1 in force | to Jun 2043 |
| Absorbent Article with Improved Channeled Core and Method of Making | 1 in force | to Feb 2043 |
| Elasticised Absorbent Article | 1 in force | to Jun 2042 |
Patents held now
Soonest term end first.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 11,752,047 | Absorbent Core, Articles Comprising Said Core, and Methods of Making In force · High confidence | In force | High confidence | |
| US 12,239,518 | On-The-Go Package of Absorbent Articles and Method of Making In force · High confidence | In force | High confidence | |
| US 11,883,270 | Method for Determining And/Or Visualizing Airflow Through Absorbent Cores and Absorbent Articles Exhibiting Enhanced Airflow In force · High confidence | In force | High confidence | |
| US 12,064,325 | Absorbent Articles and Methods of Making In force · High confidence | In force | High confidence | |
| US 12,109,097 | Absorbent Articles and Methods of Making In force · High confidence | In force | High confidence | |
| US 12,336,893 | Process and Apparatus for Making Channeled Absorbent Articles In force · High confidence | In force | High confidence | |
| US 12,127,922 | Process and Apparatus for Making Channeled Absorbent Articles In force · High confidence | In force | High confidence | |
| US 11,950,992 | On-The-Go Package of Absorbent Articles and Method of Making In force · High confidence | In force | High confidence | |
| US 11,679,040 | Absorbent Core for Disposable Absorbent Articles with Increased Absorption Rate and Improved Integrity In force · High confidence | In force | High confidence | |
| US 12,036,100 | Apparatus for Making Air-Laid Fibrous Articles In force · High confidence | In force | High confidence |
Also on record, not counted in the 18: 10 patents in force now held by others · 2 patents ended · 31 applications pending · 43 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.