18 patents currently held

7 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 May 2028. from the record

Of the 7 now held by other companies, 7 name Arctic Vision Hong Kong Limited as their current owner. Each row says so.

Free plan: 3 watched companies. Pro: unlimited.

Alerts on its grants, lapses and transfers.

Ending by 2030

May 2028

Next term end

Patent families

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

20262027202820292030203120322033 2034 20352036203720382039204020412042204320442045

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

Spray Ejector Device and Methods of Use US 11,285,504

Cited by 69 later US patents, top 1% of utility patents granted in 2022 in our data. Protection runs to 2034.

Ends Oct 2034 · High confidence Also notable

Ophthalmic Drug Delivery US 9,087,145

Cited by 100 later US patents, top 5% of utility patents granted in 2015 in our data, and renewed at every maintenance window due so far. Protection runs to 2031.

Ends Jul 2031 · High confidence Also notable

Method and System for Performing Remote Treatment and Monitoring US 8,733,935

The most cited patent in this portfolio, cited by 135 later US patents, top 5% of utility patents granted in 2014 in our data. Protection runs to 2031.

Ends Nov 2031 · High confidence

Formerly held, still cited

Notable

Drop Generating Device US 8,684,980

The most cited patent in this portfolio, cited by 148 later US patents, top 5% of utility patents granted in 2014 in our data. Protection runs to 2031.

now held by Arctic Vision (Hong Kong) Limited

Ends Jul 2031 · High confidence

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 Jan 21, 2027
The maintenance fee for Ophthalmic Drug Delivery (US 9,087,145) comes due Jan 21, 2027. Unpaid by Jul 21, 2027, it lapses early.
1 fee due Jun 12, 2027
The maintenance fee for Ophthalmic Drug Delivery (US 11,839,487) comes due Jun 12, 2027. Unpaid by Dec 13, 2027, it lapses early.
2 fees due Nov 5 to 12, 2027 · next Nov 5

Which patents, and when each one lapses · Pro

Recent changes

Oct 19Assignment recorded on 9 records: Hyperion Defi, Inc. to Arctic Vision (Hong Kong) Limited Recorded Oct 19, 2026, executed Jul 30, 2026. Conveyance as recorded: Assignment of Assignor's Interest. A recorded assignment is a filed document, not a statement of current ownership. Reel 76418, frame 277.

What they patent

The 5 largest of its 10 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.

Ophthalmic Drug Delivery	6 in force	to Jul 2031
Ejector Devices, Methods, Drivers, and Circuits Therefor	2 in force	to May 2035
Spray Ejector Device and Methods of Use	2 in force	to Oct 2034
Spray Ejector Mechanisms and Devices Providing Charge Isolation and Controllable Droplet Charge, and Low Dosage Volume Ophthalmic Administration	2 in force	to Jul 2033
Ejector Mechanism, Ejector Device, and Methods of Use	1 in force	to Feb 2033

Patents held now

Soonest term end first.

Patent	Title	Status	Expires	Confidence
US D705,924	Droplet Ejection Device In force Term ends May 27, 2028 · High confidence	In force	Term ends May 27, 2028	High confidence
US 9,087,145	Ophthalmic Drug Delivery In force Term ends Jul 15, 2031 · High confidence	In force	Term ends Jul 15, 2031	High confidence
US 10,073,949	Ophthalmic Drug Delivery In force Ends no later than Jul 15, 2031 · Medium confidence	In force	Ends no later than Jul 15, 2031	Medium confidence
US 10,839,960	Ophthalmic Drug Delivery In force Term ends Jul 15, 2031 · Medium confidence	In force	Term ends Jul 15, 2031	Medium confidence
US 11,398,306	Ophthalmic Drug Delivery In force Term ends Jul 15, 2031 · Medium confidence	In force	Term ends Jul 15, 2031	Medium confidence
US 11,839,487	Ophthalmic Drug Delivery In force Term ends Jul 15, 2031 · Medium confidence	In force	Term ends Jul 15, 2031	Medium confidence
US 12,490,932	Ophthalmic Drug Delivery In force Term ends Jul 15, 2031 · Medium confidence	In force	Term ends Jul 15, 2031	Medium confidence
US 8,733,935	Method and System for Performing Remote Treatment and Monitoring In force Term ends Nov 30, 2031 · High confidence	In force	Term ends Nov 30, 2031	High confidence
US 10,639,194	High Modulus Polymeric Ejector Mechanism, Ejector Device, and Methods of Use In force Term ends Feb 21, 2033 · High confidence	In force	Term ends Feb 21, 2033	High confidence
US 10,646,373	Ejector Mechanism, Ejector Device, and Methods of Use In force Term ends Feb 21, 2033 · High confidence	In force	Term ends Feb 21, 2033	High confidence

10 of 18 patents shown.

Pro members see all 18.

Pro members: see all 18 patents

Also on record, not counted in the 18: 7 patents in force now held by others · 2 applications pending · 10 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.

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Hyperion Defi, Inc.