Collateral for a security interest recorded Nov 30, 2015 (Comerica Bank).
Term ends Jun 23, 2030 · Medium confidence
20-year base term ends Jun 23, 2030
Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US 8,384,114), so the cap could be lower.
Held by Cooledge Lighting, Inc.
Filed Jan 23, 2013 as application 13/747,857 · Granted Dec 30, 2014
Base term plus 139 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2010
2030
Clock starts
Jun 23, 2010
Jun 23, 2010
Term ends
Jun 23, 2030
Jun 23, 2030
Granted
Dec 30, 2014
Dec 30, 2014
base term
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
139
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 8,384,114.
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 139 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. All three maintenance fees are recorded paid; no more fees are due. Confidence: Medium. 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 Jun 23, 2010, when application PCT/US2010/039684, the earliest non-provisional in its chain, was filed (this one was filed Jan 23, 2013) | Jun 23, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +139 days, USPTO patent term adjustment record | Nov 9, 2030 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,384,114) | capped to Jun 23, 2030 | Medium 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 | Jun 23, 2030 | Medium confidence |
This family
| US 8,384,114 | Lapsed on the fee record Feb 2025 | Feb 2025 |
| US 8,338,849 | Lapsed on the fee record Dec 2024 | Dec 2024 |
| US 8,921,134 | this patent Jun 2030 | Jun 2030 |
| US 9,179,510 | In force (reinstated) Jun 2030 | Jun 2030 |
| US 9,431,462 | Lapsed on the fee record Aug 2024 | Aug 2024 |
| US 9,559,150 | In force Jun 2030 | Jun 2030 |
| US 9,765,936 | In force Jun 2030 | Jun 2030 |
| US 9,966,414 | In force Jun 2030 | Jun 2030 |
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 |
|---|---|---|---|
| Jan 23, 2013 Reel 29679, frame 274 | Tischler, Michael A.; Odnoblyudov, Vladimir; Keogh, David | Pacific Tech Link LLC | Assignment of Assignor's Interest |
| Jan 23, 2013 Reel 29679, frame 423 | Pacific Tech Link LLC | Cooledge Lighting, Inc. | Assignment of Assignor's Interest |
| Nov 30, 2015 Reel 37171, frame 512 | Cooledge Lighting Inc. | Comerica Bank | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Jun 2030
Term ends Jun 23, 2030. No further fees fall due before then
Note
The 139 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 8,384,114.
Citations
35
later US patents cite this one
That is top 25% of utility patents granted in 2014 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.