Term ends Feb 21, 2036 · High confidence
20-year base term ends Apr 21, 2035
Held by Orckit IP, LLC
Filed Sep 15, 2016 as application 15/126,288 · Granted May 12, 2020
Base term plus 306 days of patent term adjustment (USPTO delay)
Today
2015
2036
Clock starts
Apr 21, 2015
Apr 21, 2015
Term ends
Feb 21, 2036
Feb 21, 2036
Granted
May 12, 2020
May 12, 2020
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
306
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
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 306 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is 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 21, 2015, when application PCT/US2015/026869, the earliest non-provisional in its chain, was filed (this one was filed Sep 15, 2016) | Apr 21, 2035 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +306 days, USPTO patent term adjustment record | Feb 21, 2036 | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Feb 21, 2036 | High confidence |
This family
| Application PCT/US2015/026869 | PCT application no patent term | no patent term |
| US 10,652,111 | this patent Feb 2036 | Feb 2036 |
| US 12,244,475 | In force May 2035 | May 2035 |
| US 12,237,986 | In force Apr 2035 | Apr 2035 |
| US 12,231,305 | In force May 2035 | May 2035 |
| US 12,278,745 | In force May 2035 | May 2035 |
| US 12,284,093 | In force May 2035 | May 2035 |
| Application 19/020,056 | Pending not computed | not computed |
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 |
|---|---|---|---|
| Apr 2, 2020 Reel 52297, frame 241 | Orckit-Corrigent Ltd. | Orckit IP, LLC. | Assignment of Assignor's Interest |
| Jul 18, 2022 Reel 60539, frame 804 | Orckit IP, LLC | Nahum Communication N.T.B. Ltd. | Assignment of Assignor's Interest |
| Jul 19, 2022 Reel 60544, frame 799 | Nahum Communication N.T.B Ltd. | Orckit IP, LLC | Assignment of Assignor's Interest |
| Feb 9, 2023 Reel 63041, frame 928 | Nahum Communication N.T.B Ltd. | Orckit Corporation | Corrective Assignment to Correct the Receiving Party Previously Recorded on Reel 060544 Frame 0799. Assignor(S) Hereby Confirms the 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Feb 2036
Term ends Feb 21, 2036. Maintenance fees still fall due before then
Note
The 306 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
53
later US patents cite this one
That is top 5% 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.