Ionq, Inc.

171 patents currently held · Updated Nov 14, 2026

19 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.

Ending by 2030

Jan 2029

Next term end

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

20262027202820292030203120322033203420352036203720382039204020412042204320442045

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 16, 2027
The maintenance fee for Incorruptible Public Key Using Quantum Cryptography for Secure Wired and Wireless Communications (US 10,355,857) comes due Jan 16, 2027. Unpaid by Jul 16, 2027, it lapses early.
3 fees due Feb 1 to 15, 2027 · next Feb 1
4 fees due Mar 5 to 29, 2027 · next Mar 5
1 fee due Apr 10, 2027
The maintenance fee for Quantum Circuit Optimization (US 11,783,217) comes due Apr 10, 2027. Unpaid by Oct 12, 2027, it lapses early.
2 fees due May 14 to 21, 2027 · next May 14
3 fees due Jun 26, 2027
2 fees due Jul 23 to 30, 2027 · next Jul 23
1 fee due Aug 13, 2027
The maintenance fee for Scalable and Programmable Coherent Waveform Generators (US 11,899,292) comes due Aug 13, 2027. Unpaid by Feb 14, 2028, it lapses early.
4 fees due Oct 9 to 30, 2027 · next Oct 9

Which patents, and when each one lapses · Pro

Recent changes

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

Patents held now

Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.

Patent	Title	Status	Expires	Confidence
US 8,885,828	Multi-Community Network with Quantum Key Distribution In force Term ends Jan 23, 2029 · High confidence	In force	Term ends Jan 23, 2029	High confidence
US 8,855,316	Quantum Cryptography Apparatus In force Term ends Mar 14, 2029 · High confidence	In force	Term ends Mar 14, 2029	High confidence
US 9,148,225	Optical Transmitters and Receivers for Quantum Key Distribution In force Term ends Jul 10, 2029 · High confidence	In force	Term ends Jul 10, 2029	High confidence
US 8,792,791	Multiplexed Quantum Key Distribution In force Term ends Jul 15, 2029 · High confidence	In force	Term ends Jul 15, 2029	High confidence
US 8,650,401	Network Having Quantum Key Distribution In force Ends no later than Aug 13, 2029 · Medium confidence	In force	Ends no later than Aug 13, 2029	Medium confidence
US 8,654,979	Quantum Key Device In force Term ends Oct 30, 2029 · High confidence	In force	Term ends Oct 30, 2029	High confidence
US 8,254,079	Epr Pair Generation In force Term ends Nov 9, 2029 · High confidence	In force	Term ends Nov 9, 2029	High confidence
US 8,639,932	Quantum Key Distribution In force Term ends Nov 9, 2029 · High confidence	In force	Term ends Nov 9, 2029	High confidence
US 8,681,982	Method of Establishing a Quantum Key for Use Between Network Nodes In force Term ends Dec 2, 2029 · High confidence	In force	Term ends Dec 2, 2029	High confidence
US 8,762,728	Method of Performing Authentication Between Network Nodes In force Term ends Jan 21, 2030 · High confidence	In force	Term ends Jan 21, 2030	High confidence

10 of 171 patents shown.

Pro members see all 171.

Pro members: see all 171 patents

Also on record, not counted in the 171: 19 patents in force now held by others. List them

Sources and methods

Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand. How this record was built

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

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Published applications

US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.

32 pending · 2 abandoned · 1 no status recorded

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