Also listed on Nanotek Instruments, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Jul 17, 2028 · High confidence
20-year base term ends Nov 5, 2027
Held by Samsung Electronics Co., Ltd.
Filed Nov 5, 2007 as application 11/982,672 · Granted Jun 29, 2010
Base term plus 255 days of patent term adjustment (USPTO delay)
Today
2007
2028
Clock starts
Nov 5, 2007
Nov 5, 2007
Term ends
Jul 17, 2028
Jul 17, 2028
Granted
Jun 29, 2010
Jun 29, 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
255
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 255 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 Nov 5, 2007, when this application, 11/982,672, was filed | Nov 5, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +255 days, USPTO patent term adjustment record | Jul 17, 2028 | 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 | Jul 17, 2028 | High confidence |
This family
| US 7,745,047 | this patent Jul 2028 | Jul 2028 |
| Application PCT/US2008/082183 | PCT application no patent term | no patent term |
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 |
|---|---|---|---|
| Feb 27, 2009 Reel 22321, frame 521 | Zhamu, Aruna; Jang, Bor Z. | Nanotek Instruments, Inc. | Assignment of Assignor's Interest |
| Jun 3, 2014 Reel 33014, frame 77 | Nanotek Instruments, Inc. | Samsung Electronics Co., Ltd. | Assignment of Assignor's Interest |
| Apr 19, 2016 Reel 38463, frame 95 | Zhamu, Aruna | Nanotek Instruments, Inc. | Assignment of Assignor's Interest |
| Apr 19, 2016 Reel 38464, frame 403 | Jang, Bor Z. | Nanotek Instruments, 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Jul 2028
Term ends Jul 17, 2028. No further fees fall due before then
Note
The 255 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
471
later US patents cite this one
That is top 1% 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.