3 patents currently held
23 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 Oct 2032. from the record
Of the 23 now held by other companies, 22 name Boston Scientific Scimed Inc. as their current owner, and 1 more name another party. Each row says which.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
Oct 2032
Next term end
2
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 2 of the currently held patents qualify as notable.
Notable
Ends no later than Oct 2032 · Low confidence
Also notable
Ends Nov 2037 · High confidence
Nonwoven Cementitious Composite for In-Situ Hydration
US 10,167,635
Granted 2019. Computed term ends 2032. A terminal disclaimer is on file and its reference is not resolved, so no cap is applied and the date may move earlier, never later.
Cementitious Composite Constituent Relationships
US 10,221,569
Granted 2019. Computed term ends 2037.
Formerly held, still cited
Notable
Ends no later than Oct 2036 · Medium confidence
The most cited patent in this portfolio, cited by 66 later US patents, top 5% of utility patents granted in 2019 in our data. Protection runs to 2036. A terminal disclaimer is on file and its reference is not resolved, so no cap is applied and the date may move earlier, never later.
now held by Boston Scientific Scimed, Inc.
Also notable
Ends Jun 2038 · High confidence
Cited by 6 later US patents, top 25% of utility patents granted in 2023 in our data. Protection runs to 2038.
now held by Sannhet (N.I.) Limited
Fee deadlines
No maintenance fee falls due on this company's record before Nov 10, 2027.
Recent changes
- 2 of the patents on this record were granted since Aug 16, 2026
- 1 term has ended 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.
| Cementitious Composite Constituent Relationships | 2 in force | to Nov 2037 |
| Nonwoven Cementitious Composite for In-Situ Hydration | 1 in force | to Oct 2032 |
Patents held now
Soonest term end first.
Showing 1 to 3 of 3
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 10,167,635 | Nonwoven Cementitious Composite for In-Situ Hydration held by Cortex Composites, Inc. In force · Low confidence | In force | Low confidence | |
| US 10,221,569 | Cementitious Composite Constituent Relationships held by Cortex Composites, Inc. In force · High confidence | In force | High confidence | |
| US 11,098,486 | Cementitious Composite Constituent Relationships held by Cortex Composites, Inc. In force · High confidence | In force | High confidence |
Also on record, not counted in the 3: 23 patents in force now held by others · 1 patent ended · 8 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