Term ended May 29, 2026 · High confidence
20-year base term ended May 5, 2025
Held by Seagate Technology, LLC
Filed Oct 19, 2006 as application 11/583,331 · Granted Nov 17, 2009
Base term plus 389 days of patent term adjustment (USPTO delay)
Today
Term ended May 29, 2026
2005
2026
Clock starts
May 5, 2005
May 5, 2005
Term ended
May 29, 2026
May 29, 2026
Granted
Nov 17, 2009
Nov 17, 2009
base term
patent term adjustment
after the term ends
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
389
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.
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 389 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 May 5, 2005, when application 11/122,751, the earliest non-provisional in its chain, was filed (this one was filed Oct 19, 2006) | May 5, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +389 days, USPTO patent term adjustment record | May 29, 2026 | 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 | term ended | High confidence |
| Computed term end | The steps above, in order | May 29, 2026 | High confidence |
This family
| US 8,019,925 | Lapsed on the fee record Sep 2023 | Sep 2023 |
| US 7,685,360 | Term ended Nov 2026 | Nov 2026 |
| US 7,620,772 | this patent May 2026 | May 2026 |
| US 7,617,358 | Lapsed on the fee record Nov 2013 | Nov 2013 |
| US 7,916,421 | Lapsed on the fee record Mar 2023 | Mar 2023 |
| US 7,653,847 | In force Dec 2026 | Dec 2026 |
| US 7,603,530 | In force Jan 2027 | Jan 2027 |
| US 7,752,491 | In force Nov 2026 | Nov 2026 |
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 |
|---|---|---|---|
| Oct 19, 2006 Reel 18459, frame 500 | Liikanen, Bruce A.; Mallary, Michael L.; Mead, John; Mudama, Eric D.; Vanlaanen, John W.; Vogan, Andrew W. | Seagate Technology, LLC | Assignment of Assignor's Interest |
| May 15, 2009 Reel 22757, frame 17 | Maxtor Corporation; Seagate Technology LLC; Seagate Technology International | JPMorgan Chase Bank, N.A., as Administrative Agent and First Priority Representative; Wells Fargo Bank, National Association, as Collateral Agent and Second Priority Representative | Security Agreement |
| May 15, 2009 reel/frame not recorded | Maxtor Corporation; Seagate Technology International; Seagate Technology LLC | JPMorgan Chase Bank, N.A., as Administrative Agent and First Priority Representative | Security Agreement |
| May 15, 2009 reel/frame not recorded | Maxtor Corporation; Seagate Technology International; Seagate Technology LLC | Wells Fargo Bank, National Association, as Collateral Agent and Second Priority Representative | Security Agreement |
| Jan 19, 2011 Reel 25662, frame 1 | JPMorgan Chase Bank, N.A., as Administrative Agent | Seagate Technology HDD Holdings; Maxtor Corporation; Seagate Technology LLC; Seagate Technology International | Release |
| Jan 19, 2011 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Administrative Agent | Seagate Technology HDD Holdings | Release |
| Jan 19, 2011 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Administrative Agent | Maxtor Corporation | Release |
| Jan 19, 2011 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Administrative Agent | Seagate Technology LLC | Release |
| Jan 19, 2011 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Administrative Agent | Seagate Technology International | Release |
| Mar 24, 2011 Reel 26010, frame 350 | Seagate Technology LLC | The Bank of Nova Scotia, as Administrative Agent | Security Agreement |
| Jul 19, 2013 Reel 30833, frame 1 | Wells Fargo Bank, National Association, as Collateral Agent and Second Priority Representative | Seagate Technology LLC; Evault Inc. (F/K/A I365 Inc.); Seagate Technology International; Seagate Technology US Holdings, Inc. | Termination and Release of Security Interest in Patent Rights |
| Jul 19, 2013 reel/frame not recorded | Wells Fargo Bank, National Association, as Collateral Agent and Second Priority Representative | Seagate Technology LLC | Termination and Release of Security Interest in Patent Rights |
| Jul 19, 2013 reel/frame not recorded | Wells Fargo Bank, National Association, as Collateral Agent and Second Priority Representative | Evault Inc. (F/K/A I365 Inc.) | Termination and Release of Security Interest in Patent Rights |
| Jul 19, 2013 reel/frame not recorded | Wells Fargo Bank, National Association, as Collateral Agent and Second Priority Representative | Seagate Technology International | Termination and Release of Security Interest in Patent Rights |
| Jul 19, 2013 reel/frame not recorded | Wells Fargo Bank, National Association, as Collateral Agent and Second Priority Representative | Seagate Technology US Holdings, Inc. | Termination and Release of Security Interest in Patent Rights |
| Jul 23, 2025 Reel 72193, frame 1 | The Bank of Nova Scotia | Seagate Technology Public Limited Company; Seagate Technology; Seagate Technology HDD Holdings; I365 Inc.; Seagate Technology LLC; Seagate Technology International; Seagate HDD Cayman; Seagate Technology (US) Holdings, Inc. | Release of Security Interest |
| Jul 23, 2025 reel/frame not recorded | The Bank of Nova Scotia | Seagate Technology Public Limited Company | Release of Security Interest |
| Jul 23, 2025 reel/frame not recorded | The Bank of Nova Scotia | Seagate Technology | Release of Security Interest |
| Jul 23, 2025 reel/frame not recorded | The Bank of Nova Scotia | Seagate Technology HDD Holdings | Release of Security Interest |
| Jul 23, 2025 reel/frame not recorded | The Bank of Nova Scotia | I365 Inc. | Release of Security Interest |
| Jul 23, 2025 reel/frame not recorded | The Bank of Nova Scotia | Seagate Technology LLC | Release of Security Interest |
| Jul 23, 2025 reel/frame not recorded | The Bank of Nova Scotia | Seagate Technology International | Release of Security Interest |
| Jul 23, 2025 reel/frame not recorded | The Bank of Nova Scotia | Seagate HDD Cayman | Release of Security Interest |
| Jul 23, 2025 reel/frame not recorded | The Bank of Nova Scotia | Seagate Technology (US) Holdings, Inc. | 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.
What's changing
Note
The 389 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
39
later US patents cite this one
That is top 25% of utility patents granted in 2009 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.