Term ends Apr 9, 2031 · High confidence
20-year base term ends Jun 16, 2030
Held by D-Wave Systems Inc.
Filed Feb 21, 2014 as application 14/186,895 · Granted Aug 2, 2016
Base term plus 297 days of patent term adjustment (USPTO delay)
Today
2010
2031
Clock starts
Jun 16, 2010
Jun 16, 2010
Term ends
Apr 9, 2031
Apr 9, 2031
Granted
Aug 2, 2016
Aug 2, 2016
base term
patent term adjustment
fee events
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
297
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,700,689, to Apr 9, 2031. The term already ends on or before that date, so the cap shortened nothing.
2 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
8
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term runs 297 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 of 3 maintenance fees are paid so far. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Jun 16, 2010, when application PCT/US2010/038867, the earliest non-provisional in its chain, was filed (this one was filed Feb 21, 2014) | Jun 16, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +297 days, USPTO patent term adjustment record | Apr 9, 2031 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,700,689) | resolves to Apr 9, 2031, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Apr 9, 2031 | High confidence |
This family
| US 7,844,656 | In force Sep 2029 | Sep 2029 |
| Application PCT/US2010/038867 | PCT application no patent term | no patent term |
| US 8,386,554 | In force Aug 2027 | Aug 2027 |
| US 8,560,282 | In force Feb 2028 | Feb 2028 |
| US 8,700,689 | In force Sep 2032 | Sep 2032 |
| US 9,405,876 | this patent Apr 2031 | Apr 2031 |
| US 9,594,726 | In force Jun 2030 | Jun 2030 |
| US 9,665,539 | In force Jun 2030 | Jun 2030 |
The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Jan 29, 2015 Reel 34841, frame 497 | D-Wave Systems Inc. | Venture Lending & Leasing VI, Inc.; Venture Lending & Leasing VII, Inc. | Security Interest |
| Jan 29, 2015 reel/frame not recorded | D-Wave Systems Inc. | Venture Lending & Leasing VI, Inc. | Security Interest |
| Jan 29, 2015 reel/frame not recorded | D-Wave Systems Inc. | Venture Lending & Leasing VII, Inc. | Security Interest |
| Jan 30, 2015 Reel 34862, frame 237 | D-Wave Systems Inc. | Venture Lending & Leasing VI, Inc.; Venture Lending & Leasing VII, Inc. | Corrective Assignment to Remove Appl. No. 8733763 Previously Recorded at Reel: 034841 Frame: 0497. Assignor(S) Hereby Confirms the Security Agreement. |
| Jan 30, 2015 reel/frame not recorded | D-Wave Systems Inc. | Venture Lending & Leasing VI, Inc. | Corrective Assignment to Remove Appl. No. 8733763 Previously Recorded at Reel: 034841 Frame: 0497. Assignor(S) Hereby Confirms the Security Agreement. |
| Jan 30, 2015 reel/frame not recorded | D-Wave Systems Inc. | Venture Lending & Leasing VII, Inc. | Corrective Assignment to Remove Appl. No. 8733763 Previously Recorded at Reel: 034841 Frame: 0497. Assignor(S) Hereby Confirms the Security Agreement. |
| Apr 13, 2017 Reel 42252, frame 256 | Venture Lending & Leasing VI, Inc.; Venture Lending & Leasing VII, Inc. | D-Wave Systems Inc. | Release of Security Interest |
| Mar 22, 2019 Reel 48674, frame 188 | D-Wave Systems Inc. | BDC Capital Inc. | Security Interest |
| Nov 29, 2019 Reel 51144, frame 499 | D-Wave Systems Inc. | BDC Capital Inc. | Security Interest |
| Mar 3, 2022 Reel 59317, frame 871 | D-Wave Systems Inc. | Pspib Unitas Investments II Inc. | Security Interest |
| Sep 20, 2022 Reel 61493, frame 694 | Pspib Unitas Investments II Inc., in Its Capacity as Collateral Agent | D-Wave Systems Inc. | Release of Security Interest |
| Apr 14, 2023 Reel 63340, frame 888 | D-Wave Systems Inc.; 1372934 B.C. Ltd. | Pspib Unitas Investments II Inc., as Collateral Agent | Intellectual Property Security Agreement |
| Mar 11, 2025 Reel 70470, frame 98 | Pspib Unitas Investments II Inc. | D-Wave Systems Inc.; 1372934 B.C. Ltd. | Release of Security Interest |
| Mar 11, 2025 reel/frame not recorded | Pspib Unitas Investments II Inc. | D-Wave Systems Inc. | Release of Security Interest |
| Mar 11, 2025 reel/frame not recorded | Pspib Unitas Investments II Inc. | 1372934 B.C. Ltd. | Release of Security Interest |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Apr 2031
Term ends Apr 9, 2031. Maintenance fees still fall due before then
Note
The 297 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,700,689, ends no earlier than this term, so it caps nothing.
Citations
33
later US patents cite this one
That is top 25% of utility patents granted in 2016 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.