The Patent Finder
O2

O2COOL, LLC

First filing 2002
OverviewNotableFeesChangesFamiliesPatent listSources & methods

163 patents currently held

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.
1 more record may belong here and awaits a decision; it is not counted.

The next term ends in Nov 2026. from the record

Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
58
Ending by 2030
Nov 2026
Next term end
125
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.

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 Jun 30, 2027
    The maintenance fee for Drink and Misting Bottle with Trigger Lock (US 10,518,282) comes due Jun 30, 2027. Unpaid by Jan 3, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

  • 3 of the patents on this record were granted since Aug 16, 2026

What they patent

The 5 largest of its 125 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
Necklace Style Portable Cooling Device18 in forceto Aug 2032
Pet Bowl6 in forceto May 2033
Bottle Cap3 in forceto Aug 2035
Four Sided Bottle3 in forceto May 2033
Rear Trigger Water Misting Fan3 in forceto Nov 2032

Patents held now

Soonest term end first.
PatentTitleStatusExpiresConfidence
US D671,630Necklace Fan
In force
 · Medium confidence
In forceMedium confidence
US D674,476Round Base Pivoting Fan
In force
 · High confidence
In forceHigh confidence
US D675,100Capsule Shaped Container
In force
 · High confidence
In forceHigh confidence
US D675,310Fan with Ball Joint Mount
In force
 · High confidence
In forceHigh confidence
US D675,312Clip with Ball Joint Mount
In force
 · High confidence
In forceHigh confidence
US D676,123Flat Front Necklace Fan
In force
 · Medium confidence
In forceMedium confidence
US D684,249Fan with Pan-Shaped Base
In force
 · High confidence
In forceHigh confidence
US D684,680Smooth front fan enclosure
In force
 · High confidence
In forceHigh confidence
US D684,681Spiral formed grille
In force
 · High confidence
In forceHigh confidence
US D684,924Rounded Battery Box for Clip Fan
In force
 · High confidence
In forceHigh confidence
10 of 163 patents shown.
Pro members see all 163.
Pro members: see all 163 patents
Also on record, not counted in the 163: 1 patent in force now held by others · 47 patents ended · 14 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.
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited