Collateral for a security interest recorded Dec 13, 2021 (JPMorgan Chase Bank, N.A.).
Term ends Jan 21, 2031 · High confidence
20-year base term ends Mar 31, 2030
Held by CommVault Systems, Inc.
Filed Mar 31, 2010 as application 12/751,850 · Granted Oct 9, 2012
Base term plus 296 days of patent term adjustment (USPTO delay)
Today
2010
2031
Clock starts
Mar 31, 2010
Mar 31, 2010
Term ends
Jan 21, 2031
Jan 21, 2031
Granted
Oct 9, 2012
Oct 9, 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
296
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.
11
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 296 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 31, 2010, when this application, 12/751,850, was filed | Mar 31, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +296 days, USPTO patent term adjustment record | Jan 21, 2031 | 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 | Jan 21, 2031 | High confidence |
This family
| US 7,661,028 | Lapsed on the fee record Feb 2022 | Feb 2022 |
| US 8,271,830 | Lapsed on the fee record Sep 2024 | Sep 2024 |
| US 8,285,681 | this patent Jan 2031 | Jan 2031 |
| US 8,656,218 | Lapsed on the fee record Feb 2026 | Feb 2026 |
| US 8,849,761 | Lapsed on the fee record Sep 2026 | Sep 2026 |
| US 9,208,210 | Lapsed on the fee record Dec 2023 | Dec 2023 |
| US 9,454,537 | In force Mar 2030 | Mar 2030 |
| US 10,248,657 | In force Mar 2030 | Mar 2030 |
8 of 11 applications in this family shown, earliest filings first. 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 |
|---|---|---|---|
| Jul 20, 2010 Reel 24715, frame 1 | Prahlad, Anand; Muller, Marcus S.; Kottomtharayil, Rajiv; Kavuri, Srinivas; Gokhale, Parag; Vijayan, Manoj | CommVault Systems, Inc. | Assignment of Assignor's Interest |
| Jul 2, 2014 Reel 33266, frame 678 | CommVault Systems, Inc. | Bank of America, N.A., as Administrative Agent | Security Interest |
| Jan 6, 2021 Reel 54913, frame 905 | Bank Of America, N.a. | CommVault Systems, Inc. | Release of Security Interest |
| Dec 13, 2021 Reel 58496, frame 836 | CommVault Systems, Inc. | JPMorgan Chase Bank, N.A., as Administrative Agent | Security Interest |
| Apr 16, 2025 Reel 70864, frame 344 | CommVault Systems, Inc. | JPMorgan Chase Bank, N.A., as Administrative Agent | Supplemental Confirmatory Grant of Security Interest in United States Patents |
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
Jan 2031
Term ends Jan 21, 2031. No further fees fall due before then
Note
The 296 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
1,426
later US patents cite this one
That is top 1% 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.