Collateral for a security interest recorded Aug 31, 2017 (HPS Investment Partners, LLC).
Term ends Dec 13, 2029 · High confidence
20-year base term ends Jan 26, 2029
Held by Lytx, Inc.
Filed Jan 26, 2009 as application 12/359,787 · Granted Sep 18, 2012
Base term plus 321 days of patent term adjustment (USPTO delay)
Today
2009
2029
Clock starts
Jan 26, 2009
Jan 26, 2009
Term ends
Dec 13, 2029
Dec 13, 2029
Granted
Sep 18, 2012
Sep 18, 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
321
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.
12
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 321 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 Jan 26, 2009, when this application, 12/359,787, was filed | Jan 26, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +321 days, USPTO patent term adjustment record | Dec 13, 2029 | 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 13, 2029 | High confidence |
This family
| US 8,269,617 | this patent Dec 2029 | Dec 2029 |
| US 8,849,501 | In force Mar 2031 | Mar 2031 |
| US 8,854,199 | In force Apr 2031 | Apr 2031 |
| US 8,508,353 | In force Jun 2030 | Jun 2030 |
| US 8,564,426 | In force no later than Jan 2029 | no later than Jan 2029 |
| US 9,317,980 | In force Jan 2029 | Jan 2029 |
| US 9,189,899 | In force Jan 2029 | Jan 2029 |
| US 9,245,391 | In force Jan 2029 | Jan 2029 |
8 of 12 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 6, 2009 Reel 22918, frame 978 | Cook, Bryon; Ellegaard, Peter; Li, Hongying | Drivecam, Inc. | Assignment of Assignor's Interest |
| Aug 19, 2009 Reel 23107, frame 841 | Drivecam, Inc. | Wells Fargo Bank, National Association | Security Agreement |
| Aug 19, 2009 Reel 23119, frame 59 | Drivecam, Inc. | Leader Ventures, LLC, as Agent | Security Agreement |
| Jan 23, 2013 Reel 29679, frame 735 | Leader Ventures, LLC | Drivecam, Inc. | Release of Security Interest |
| Jan 14, 2014 Reel 32019, frame 172 | Drivecam, Inc. | Lytx, Inc. | Change of Name |
| Jan 29, 2014 Reel 32134, frame 756 | Lytx, Inc.; Mobius Acquisition Holdings, LLC | Wells Fargo Bank, National Association, as Agent | Security Agreement |
| Mar 15, 2016 Reel 38103, frame 280 | Wells Fargo Bank, National Association | Lytx, Inc. (Formerly Known as Drivecam, Inc.) | Release of Security Interest in Intellectual Property Previously Recorded at Reel/Frame 023107/00841 |
| Mar 15, 2016 Reel 38103, frame 328 | Wells Fargo Bank, National Association | Lytx, Inc. | Release of Security Interest in Patents Previously Recorded at Reel/Frame 032134/0756 |
| Mar 15, 2016 Reel 38103, frame 508 | Lytx, Inc. | U.S. Bank National Association, as Administrative Agent | Security Interest |
| Aug 31, 2017 Reel 43743, frame 648 | U.s. Bank, National Association | Lytx, Inc. | Release of Security Interest |
| Aug 31, 2017 Reel 43745, frame 567 | Lytx, Inc. | HPS Investment Partners, LLC, as Collateral Agent | Security Interest |
| Feb 28, 2020 Reel 52050, frame 115 | HPS Investment Partners, LLC | Guggenheim Credit Services, LLC | Notice of Successor Agent and Assignment of Security Interest (PATENTS) Reel/Frame 043745/0567 |
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 2029
Term ends Dec 13, 2029. No further fees fall due before then
Note
The 321 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
169
later US patents cite this one
That is top 5% 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.