Term ends Jul 17, 2030 · High confidence
20-year base term ends Apr 18, 2027
Held by Led-IP Management, LLC
Filed Jun 25, 2009 as application 12/491,654 · Granted Apr 7, 2015
Base term plus 1186 days of patent term adjustment (USPTO delay)
Today
2007
2030
Clock starts
Apr 18, 2007
Apr 18, 2007
Term ends
Jul 17, 2030
Jul 17, 2030
Granted
Apr 7, 2015
Apr 7, 2015
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
1,186
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
15
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 1186 days past its 20-year base term on prosecution delay. 2 of 3 maintenance fees are paid so far. 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 Apr 18, 2007, when application 11/736,761, the earliest non-provisional in its chain, was filed (this one was filed Jun 25, 2009) | Apr 18, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1186 days, USPTO patent term adjustment record | Jul 17, 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jul 17, 2030 | High confidence |
This family
| US 7,213,940 | In force Dec 2026 | Dec 2026 |
| Application PCT/US2007/009462 | PCT application no patent term | no patent term |
| US 8,513,875 | In force Feb 2031 | Feb 2031 |
| Application PCT/US2007/086027 | PCT application no patent term | no patent term |
| US 9,084,328 | In force Dec 2026 | Dec 2026 |
| US 9,441,793 | In force Dec 2026 | Dec 2026 |
| US 8,998,444 | this patent Jul 2030 | Jul 2030 |
| US 7,821,194 | In force Apr 2027 | Apr 2027 |
8 of 15 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 |
|---|---|---|---|
| Dec 11, 2009 Reel 23641, frame 504 | Roberts, John; Negley, Gerald H.; Van De Ven, Antony P. | Cree Led Lighting Solutions, Inc. | Assignment of Assignor's Interest |
| Dec 11, 2009 Reel 23641, frame 569 | Chakraborty, Arpan; Kelelr, Bernd; Le Toquin, Ronan P. | Cree Led Lighting Solutions, Inc. | Assignment of Assignor's Interest |
| May 20, 2019 Reel 50405, frame 240 | Cree, Inc. | Ideal Industries Lighting LLC | Assignment of Assignor's Interest |
| Sep 13, 2023 Reel 64897, frame 413 | Ideal Industries Lighting LLC | FGI Worldwide LLC | Security Interest |
| May 16, 2026 Reel 76279, frame 340 | Clna Holdings, LLC; Cree Lighting USA LLC; Cree Lighting Canada Corp.; E-Conolight LLC | Lumen Acquisition Holdings, LLC | Assignment of Assignor's Interest |
| May 22, 2026 Reel 75624, frame 358 | Lumen Acquisition Holdings, LLC | Led-IP Management, 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
Jul 2030
Term ends Jul 17, 2030.
Note
The 1186 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
97
later US patents cite this one
That is top 5% of utility patents granted in 2015 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.