Also listed on Hanwha Corporation, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Jun 16, 2027 · High confidence
20-year base term ends Feb 27, 2027
Held by Hanwha Aerospace Co., Ltd.
Filed Feb 27, 2007 as application 11/711,422 · Granted Jan 26, 2010
Base term plus 109 days of patent term adjustment (USPTO delay)
Today
2007
2027
Clock starts
Feb 27, 2007
Feb 27, 2007
Term ends
Jun 16, 2027
Jun 16, 2027
Granted
Jan 26, 2010
Jan 26, 2010
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
109
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
2
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 109 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Feb 27, 2007, when this application, 11/711,422, was filed | Feb 27, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +109 days, USPTO patent term adjustment record | Jun 16, 2027 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jun 16, 2027 | High confidence |
This family
| US 7,650,826 | this patent Jun 2027 | Jun 2027 |
| US 7,866,247 | In force Feb 2027 | Feb 2027 |
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 |
|---|---|---|---|
| Mar 28, 2007 Reel 19081, frame 549 | Son, Tae-jin; Ko, Jun-yeoul | Samsung Techwin Co., Ltd. | Assignment of Assignor's Interest |
| Sep 29, 2015 Reel 36714, frame 757 | Samsung Techwin Co., Ltd. | Hanwha Techwin Co., Ltd. | Change of Name |
| Nov 9, 2015 Reel 37072, frame 8 | Samsung Techwin Co., Ltd. | Hanwha Techwin Co., Ltd. | Corrective Assignment to Correct the Receiving Party Address Previously Recorded at Reel: 036714 Frame: 0757. Assignor(S) Hereby Confirms the Change of Name. |
| Jul 17, 2017 Reel 43019, frame 806 | Hanwha Techwin Co., Ltd. | Hanwha Land Systems Co., Ltd. | Assignment of Assignor's Interest |
| Feb 28, 2019 Reel 48473, frame 529 | Hanwha Land Systems Co., Ltd. | Hanwha Defense Co., Ltd. | Change of Name |
| Dec 23, 2022 Reel 62213, frame 912 | Hanwha Defense Co., Ltd. | Hanwha Aerospace Co., Ltd. | Merger |
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 2027
Term ends Jun 16, 2027. No further fees fall due before then
Note
The 109 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
29
later US patents cite this one
That is top 25% of utility patents granted in 2010 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.