Collateral for a security interest recorded Oct 21, 2025 (Wells Fargo Bank, National Association).
Term ends Nov 16, 2030 · High confidence
20-year base term ends Dec 9, 2029
Held by Viavi Solutions Inc.
Filed Dec 9, 2009 as application 12/634,057 · Granted Feb 26, 2013
Base term plus 342 days of patent term adjustment (USPTO delay)
Today
2009
2030
Clock starts
Dec 9, 2009
Dec 9, 2009
Term ends
Nov 16, 2030
Nov 16, 2030
Granted
Feb 26, 2013
Feb 26, 2013
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
342
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.
2
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 342 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 Dec 9, 2009, when this application, 12/634,057, was filed | Dec 9, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +342 days, USPTO patent term adjustment record | Nov 16, 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 | Nov 16, 2030 | High confidence |
This family
| US 8,385,900 | this patent Nov 2030 | Nov 2030 |
| Application PCT/US2010/050627 | PCT application no patent term | no patent term |
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 |
|---|---|---|---|
| Dec 9, 2009 Reel 23629, frame 166 | Trigui, Hafedh | Reverb Networks | Assignment of Assignor's Interest |
| Dec 9, 2015 Reel 37255, frame 412 | Reverb Networks, Inc. | Viavi Solutions Inc. | Assignment of Assignor's Interest |
| May 21, 2020 Reel 52729, frame 321 | Viavi Solutions Inc.; 3Z Telecom, Inc.; Acterna LLC; Acterna WG International Holdings LLC; Viavi Solutions LLC; Jdsu Acterna Holdings LLC; Optical Coating Laboratory, LLC; RPC Photonics, Inc.; TTC International Holdings, LLC | Wells Fargo Bank, National Association, as Administrative Agent | Security Interest |
| Jan 5, 2022 reel/frame not recorded | Wells Fargo Bank, National Association, as Administrative Agent | Viavi Solutions Inc. | Terminations of Security Interest at Reel 052729, Frame 0321 |
| Jan 5, 2022 reel/frame not recorded | Wells Fargo Bank, National Association, as Administrative Agent | RPC Photonics, Inc. | Terminations of Security Interest at Reel 052729, Frame 0321 |
| Jan 5, 2022 Reel 58666, frame 639 | Wells Fargo Bank, National Association, as Administrative Agent | Viavi Solutions Inc.; RPC Photonics, Inc. | Terminations of Security Interest at Reel 052729, Frame 0321 |
| Oct 21, 2025 Reel 73189, frame 873 | Inertial Labs, Inc.; Viavi Solutions Inc.; Viavi Solutions Licensing LLC | Wells Fargo Bank, National Association, as Administrative Agent | Security Agreement |
| Nov 14, 2025 Reel 73571, frame 137 | Viavi Solutions Inc.; Viavi Solutions Licensing LLC; Inertial Labs, Inc. | Wells Fargo Bank, National Association, as Agent | Security Interest |
| May 28, 2026 Reel 75642, frame 381 | Wells Fargo Bank, National Association, as Administrative Agent | Inertial Labs, Inc.; Viavi Solutions Inc.; Viavi Solutions Licensing LLC | Release of Security Interest at Reel/Frame 73189/0873 |
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
Nov 2030
Term ends Nov 16, 2030. No further fees fall due before then
Note
The 342 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
200
later US patents cite this one
That is top 5% of utility patents granted in 2013 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.