2 patents currently held
88 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 2028. from the record
Of the 88 now held by other companies, 88 name Pure Safety Group Inc. as their current owner. Each row says so.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
1
Ending by 2030
Dec 2028
Next term end
2
Patent families
When these terms end
Held patents by the year their term ends
notable patents
all others
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 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 Feb 2037 · High confidence
Also notable
Ends Dec 2028 · High confidence
Tethering Assembly and Method for Grinders and Like Tools
US 11,173,593
Granted 2021. Computed term ends 2037.
Tool Holder with Tabs
US D718,598
A family of 7 related applications built on the 2014 grant. Protection runs to 2028.
Formerly held, still cited
Notable
Ends Dec 2032 · High confidence
Cited by 28 later US patents, top 25% of utility patents granted in 2016 in our data, and renewed at every maintenance window due so far. Protection runs to 2032.
now held by Pure Safety Group, Inc.
Also notable
Ends Dec 2033 · High confidence
Cited by 16 later US patents, top 25% of utility patents granted in 2017 in our data, and renewed at every maintenance window due so far. Protection runs to 2033.
now held by Pure Safety Group, Inc.
Also notable
Ends Oct 2037 · High confidence
Cited by 18 later US patents, top 25% of utility patents granted in 2019 in our data. Protection runs to 2037.
now held by Pure Safety Group, Inc.
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
Grouped by real patent family, largest first, labeled by the earliest filing in each. No technology classification is inferred from titles.
| Tethering Assembly and Method for Grinders and Like Tools | 1 in force | to Feb 2037 |
| Tool Holder with Tabs | 1 in force | to Dec 2028 |
Patents held now
Soonest term end first.
Showing 1 to 2 of 2
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US D718,598 | Tool Holder with Tabs In force · High confidence | In force | High confidence | |
| US 11,173,593 | Tethering Assembly and Method for Grinders and Like Tools held by Pure Safety Group, Inc. In force · High confidence | In force | High confidence |
Also on record, not counted in the 2: 88 patents in force now held by others · 31 patents ended · 11 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.
1 terminal disclaimer is on file with no resolved reference. No cap is applied and none is guessed