Term ends Jan 28, 2036 · Medium confidence
20-year base term ends Jan 28, 2036
Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US 10,555,397), so the cap could be lower.
Held by Korrus, Inc.
Filed Jul 30, 2018 as application 16/049,452 · Granted Jun 30, 2020
Base term, 20 years from filing
Today
2016
2036
Clock starts
Jan 28, 2016
Jan 28, 2016
Term ends
Jan 28, 2036
Jan 28, 2036
Granted
Jun 30, 2020
Jun 30, 2020
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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,465,862, US 10,470,269, US 10,492,264, US 10,512,133, US 10,555,397, US 10,697,595, US 10,750,591, US 9,719,660, to Jan 28, 2036. The term already ends on or before that date, so the cap shortened nothing.
1 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.
45
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 is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 1 of 3 maintenance fees is paid so far. 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 Jan 28, 2016, when application PCT/US2016/015435, the earliest non-provisional in its chain, was filed (this one was filed Jul 30, 2018) | Jan 28, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,465,862, US 10,470,269, US 10,492,264, US 10,512,133, US 10,555,397, US 10,697,595, US 10,750,591, US 9,719,660) | resolves to Jan 28, 2036, no earlier than this term, so no change | Medium confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jan 28, 2036 | Medium confidence |
This family
| Application PCT/US2016/015435 | PCT application no patent term | no patent term |
| US 10,253,948 | In force Mar 2038 | Mar 2038 |
| Application PCT/US2018/029380 | PCT application no patent term | no patent term |
| US 10,701,775 | this patent Jan 2036 | Jan 2036 |
| Application 16/279,396 | Abandoned not computed | not computed |
| US 11,585,515 | In force Aug 2036 | Aug 2036 |
| Application 16/401,346 | Abandoned not computed | not computed |
| US 11,386,641 | In force Oct 2038 | Oct 2038 |
8 of 45 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 |
|---|---|---|---|
| May 21, 2020 Reel 52730, frame 23 | Petluri, Raghuram L.v.; Pickard, Paul Kenneth | Ecosense Lighting Inc. | Assignment of Assignor's Interest |
| Feb 21, 2022 Reel 59239, frame 614 | Ecosense Lighting Inc. | Korrus, Inc. | Nunc Pro Tunc Assignment |
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.
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Alerts on its grants, lapses and transfers.
What's changing
Jan 2036
Term ends Jan 28, 2036. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 10,465,862, US 10,470,269, US 10,492,264, US 10,512,133, US 10,555,397, US 10,697,595, US 10,750,591, US 9,719,660, ends no earlier than this term, so it caps nothing.
Citations
7
later US patents cite this one
That is above the median of utility patents granted in 2020 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.