Term ended Nov 13, 2024 · High confidence
20-year base term ended Dec 16, 2022
Held by Servstor Technologies, LLC
Filed Dec 14, 2005 as application 11/304,304 · Granted Jun 22, 2010
Base term plus 698 days of patent term adjustment (USPTO delay)
Today
Term ended Nov 13, 2024
2002
2026
Clock starts
Dec 16, 2002
Dec 16, 2002
Term ended
Nov 13, 2024
Nov 13, 2024
Granted
Jun 22, 2010
Jun 22, 2010
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
698
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.
9
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 698 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 Dec 16, 2002, when application PCT/US2002/040205, the earliest non-provisional in its chain, was filed (this one was filed Dec 14, 2005) | Dec 16, 2022 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +698 days, USPTO patent term adjustment record | Nov 13, 2024 | 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 | Nov 13, 2024 | High confidence |
This family
| US 7,643,476 | Term ended no later than Jan 2026 | no later than Jan 2026 |
| US 7,602,773 | Term ended Nov 2026 | Nov 2026 |
| US 7,698,526 | Term ended Apr 2026 | Apr 2026 |
| US 7,688,814 | Term ended Oct 2025 | Oct 2025 |
| US 7,742,473 | this patent Nov 2024 | Nov 2024 |
| US 7,649,880 | Term ended Feb 2025 | Feb 2025 |
| US 7,916,727 | Term ended May 2026 | May 2026 |
| US 8,694,640 | Term ended Jun 2023 | Jun 2023 |
8 of 9 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 |
|---|---|---|---|
| Jun 20, 2007 Reel 19453, frame 845 | Zetera Corporation | Cortright Family Trust, Dated May 13, 1998 | Security Agreement |
| Jul 20, 2007 Reel 19583, frame 681 | Zetera Corporation | The Frank Revocable Living Trust of Charles W. Frank and Karen L. Frank | Security Agreement |
| Oct 5, 2007 Reel 19927, frame 793 | Zetera Corporation | Warburg Pincus Private Equity VIII, L.P. | Security Agreement |
| Apr 1, 2008 Reel 20734, frame 863 | Adams, Mark; Babbit, William R.; Sharma, Rochak | Zetera Corporation, Delaware Corporation | Assignment of Assignor's Interest |
| Apr 18, 2008 Reel 20823, frame 949 | The Frank Revocable Living Trust of Charles W. Frank and Karen L. Frank | Zetera Corporation | Release of Security Interest |
| Apr 18, 2008 Reel 20824, frame 74 | Warburg Pincus Private Equity VIII, L.P. | Zetera Corporation | Release of Security Interest |
| Apr 18, 2008 Reel 20824, frame 376 | Cortright Family Trust, Dated May 13, 1998 | Zetera Corporation | Release of Security Interest |
| Apr 29, 2008 Reel 20866, frame 888 | Zetera Corporation | Rateze Remote MGMT. L.L.C. | Assignment of Assignor's Interest |
| Feb 23, 2010 Reel 23979, frame 498 | Babbitt, William R., JR. | Zetera Corporation, Delaware Corporation | Corrective Assignment to Correct the Inventor's Name from William R. Babbit to William R. Babbitt, JR. Previously Recorded on Reel 020734 Frame 0863. Assignor(S) Hereby Confirms the Assignor Hereby Confirms the Correct Spelling of Inventor Name Is William R. Babbitt, JR. |
| Apr 20, 2020 Reel 52437, frame 635 | Rateze Remote MGMT. L.L.C. | Intellectual Ventures I LLC | Assignment of Assignor's Interest |
| Aug 24, 2021 Reel 57274, frame 141 | Intellectual Ventures I LLC | Intellectual Ventures Assets 177 LLC | Assignment of Assignor's Interest |
| Jan 4, 2022 Reel 58537, frame 356 | Intellectual Ventures Assets 177 LLC | Servstor Technologies, LLC | Assignment of Assignor's 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 698 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
24
later US patents cite this one
That is above the median of utility patents granted in 2010 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.