Term ends Jan 11, 2032 · High confidence
20-year base term ends Jul 3, 2032
Held by Seegene, Inc.
Filed Oct 21, 2014 as application 14/374,567 · Granted Jan 16, 2018
Base term plus 201 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2012
2032
Clock starts
Jul 3, 2012
Jul 3, 2012
Term ends
Jan 11, 2032
Jan 11, 2032
Granted
Jan 16, 2018
Jan 16, 2018
base term
after the term ends
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
201
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 11,078,525, US 8,809,239, US 9,540,681.
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.
3
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 201 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Jul 3, 2012, when application PCT/KR2012/005281, the earliest non-provisional in its chain, was filed (this one was filed Oct 21, 2014) | Jul 3, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +201 days, USPTO patent term adjustment record | Jan 20, 2033 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 11,078,525, US 8,809,239, US 9,540,681) | capped to Jan 11, 2032 | 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 | Jan 11, 2032 | High confidence |
This family
| US 9,868,980 | this patent Jan 2032 | Jan 2032 |
| US 10,731,203 | In force Mar 2033 | Mar 2033 |
2 of 3 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 |
|---|---|---|---|
| Jul 25, 2014 Reel 33390, frame 271 | Chun, Jong Yoon; Lee, Young Jo | Seegene, Inc. | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Jan 2032
Term ends Jan 11, 2032. Maintenance fees still fall due before then
Note
The 201 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 11,078,525, US 8,809,239, US 9,540,681.
Citations
7
later US patents cite this one
That is above the median of utility patents granted in 2018 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.