Collateral for a security interest recorded Jun 30, 2025 (UBS AG, Stamford Branch).
Term ends Dec 3, 2030 · High confidence
20-year base term ends Mar 15, 2030
Held by Quest Software Inc.
Filed Mar 15, 2010 as application 12/724,363 · Granted May 29, 2012
Base term plus 263 days of patent term adjustment (USPTO delay)
Today
2010
2030
Clock starts
Mar 15, 2010
Mar 15, 2010
Term ends
Dec 3, 2030
Dec 3, 2030
Granted
May 29, 2012
May 29, 2012
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
263
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
5
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 263 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Mar 15, 2010, when this application, 12/724,363, was filed | Mar 15, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +263 days, USPTO patent term adjustment record | Dec 3, 2030 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 3, 2030 | High confidence |
This family
| US 8,189,608 | this patent Dec 2030 | Dec 2030 |
| US 8,594,109 | Lapsed on the fee record Nov 2025 | Nov 2025 |
| US 8,908,706 | In force Mar 2030 | Mar 2030 |
| US 9,668,200 | Lapsed on the fee record May 2025 | May 2025 |
| US 10,123,257 | Grace period ended Mar 2030 | Mar 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 |
|---|---|---|---|
| Mar 16, 2010 Reel 24087, frame 153 | Duo, Zhuangzhi; Chen, Zhong; Gmuender, John | Sonicwall, Inc. | Assignment of Assignor's Interest |
| Jul 28, 2010 Reel 24755, frame 83 | Sonicwall, Inc. | PSM Merger Sub (Delaware), Inc. | Merger |
| Jul 28, 2010 Reel 24755, frame 91 | PSM Merger Sub (Delaware), Inc. | Sonicwall, Inc. | Change of Name |
| Aug 3, 2010 Reel 24776, frame 337 | Aventail LLC; Sonicwall, Inc. | Credit Suisse AG, Cayman Islands Branch | Security Agreement |
| Aug 3, 2010 Reel 24823, frame 280 | Aventail LLC; Sonicwall, Inc. | Credit Suisse AG, Cayman Islands Branch | Patent Security Agreement (Second Lien) |
| May 8, 2012 Reel 28177, frame 115 | Credit Suisse AG, Cayman Islands Branch | Aventail LLC; Sonicwall, Inc. | Release of Security Interest in Patents Recorded on Reel/Frame 024776/0337 |
| May 8, 2012 Reel 28177, frame 126 | Credit Suisse AG, Cayman Islands Branch | Aventail LLC; Sonicwall, Inc. | Release of Security Interest in Patents Recorded on Reel/Frame 024823/0280 |
| May 8, 2012 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Aventail LLC | Release of Security Interest in Patents Recorded on Reel/Frame 024776/0337 |
| May 8, 2012 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Sonicwall, Inc. | Release of Security Interest in Patents Recorded on Reel/Frame 024776/0337 |
| May 8, 2012 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Aventail LLC | Release of Security Interest in Patents Recorded on Reel/Frame 024823/0280 |
| May 8, 2012 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Sonicwall, Inc. | Release of Security Interest in Patents Recorded on Reel/Frame 024823/0280 |
| Dec 14, 2015 Reel 37287, frame 589 | Sonicwall L.L.C. | Dell Software Inc. | Merger |
| Dec 14, 2015 Reel 37289, frame 720 | Sonicwall, Inc. | Sonicwall L.L.C. | Conversion and Name Change |
| Sep 14, 2016 Reel 40030, frame 187 | Aventail LLC; Dell Products, L.p.; Dell Software Inc. | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Security Agreement |
| Sep 14, 2016 Reel 40039, frame 642 | Aventail LLC; Dell Products L.P.; Dell Software Inc. | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | Security Agreement |
| Oct 31, 2016 Reel 40521, frame 16 | The Bank of New York Mellon Trust Company, N.A. | Aventail LLC; Dell Products L.P.; Dell Software Inc. | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (040039/0642) |
| Oct 31, 2016 Reel 40521, frame 467 | Credit Suisse AG, Cayman Islands Branch | Aventail LLC; Dell Products, L.p.; Dell Software Inc. | Release of Security Interest |
| Oct 31, 2016 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A. | Aventail LLC | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (040039/0642) |
| Oct 31, 2016 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A. | Dell Products L.P. | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (040039/0642) |
| Oct 31, 2016 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A. | Dell Software Inc. | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (040039/0642) |
| Oct 31, 2016 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Aventail LLC | Release of Security Interest |
| Oct 31, 2016 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Dell Products, L.p. | Release of Security Interest |
| Oct 31, 2016 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Dell Software Inc. | Release of Security Interest |
| Nov 9, 2016 Reel 40581, frame 850 | Dell Software Inc. | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | First Lien Patent Security Agreement |
| Nov 10, 2016 Reel 40587, frame 624 | Dell Software Inc. | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Second Lien Patent Security Agreement |
| Jan 23, 2017 Reel 41073, frame 1 | Quest Software Inc. | Sonicwall US Holdings, Inc. | Intellectual Property Security Agreement |
| Apr 5, 2017 Reel 42168, frame 114 | Quest Software Inc. | Sonicwall US Holdings Inc. | Corrective Assignment to Correct the the Nature of Conveyance Previously Recorded at Reel: 041073 Frame: 0001. Assignor(S) Hereby Confirms the Intellectual Property Assignment.. |
| Nov 28, 2017 Reel 44811, frame 598 | Credit Suisse AG, Cayman Islands Branch | Quest Software Inc. (F/K/A Dell Software Inc.); Aventail LLC | Corrective Assignment to Correct the Assignee Previously Recorded at Reel: 040587 Frame: 0624. Assignor(S) Hereby Confirms the Assignment. |
| Nov 28, 2017 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Quest Software Inc. (F/K/A Dell Software Inc.) | Corrective Assignment to Correct the Assignee Previously Recorded at Reel: 040587 Frame: 0624. Assignor(S) Hereby Confirms the Assignment. |
| Nov 28, 2017 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Aventail LLC | Corrective Assignment to Correct the Assignee Previously Recorded at Reel: 040587 Frame: 0624. Assignor(S) Hereby Confirms the Assignment. |
| Apr 30, 2018 Reel 46040, frame 277 | Dell Software Inc. | Quest Software Inc. | Change of Name |
| May 22, 2018 Reel 46211, frame 735 | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Quest Software Inc. (F/K/A Dell Software Inc.); Aventail LLC | Release of First Lien Security Interest in Patents Recorded at R/F 040581/0850 |
| May 22, 2018 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Quest Software Inc. (F/K/A Dell Software Inc.) | Release of First Lien Security Interest in Patents Recorded at R/F 040581/0850 |
| May 22, 2018 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Aventail LLC | Release of First Lien Security Interest in Patents Recorded at R/F 040581/0850 |
| Jun 7, 2018 Reel 46321, frame 393 | Sonicwall US Holdings Inc. | UBS AG, Stamford Branch, as Collateral Agent | Second Lien Patent Security Agreement |
| Jun 7, 2018 Reel 46321, frame 414 | Sonicwall US Holdings Inc. | UBS AG, Stamford Branch, as Collateral Agent | First Lien Patent Security Agreement |
| Jun 16, 2025 Reel 71625, frame 887 | UBS AG, Stamford Branch, as Collateral Agent | Sonicwall US Holdings Inc. | Release of Second Lien Security Interest in Patents Recorded at RF 046321/0393 |
| Jun 30, 2025 Reel 71777, frame 641 | Sonicwall US Holdings Inc. | UBS AG, Stamford Branch, as Collateral Agent | First Lien IP Supplement |
| Jul 9, 2026 Reel 75961, frame 907 | Sonicwall US Holdings Inc.; Sonicwall Inc.; Banyan Security, Inc. | UBS AG, Stamford Branch | 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
Dec 2030
Term ends Dec 3, 2030. No further fees fall due before then
Note
The 263 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
93
later US patents cite this one
That is top 10% of utility patents granted in 2012 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.