Term ends May 27, 2032 · High confidence
20-year base term ends Jul 14, 2030
Held by Siemens Energy, Inc. and Mikro Systems, Inc.
Filed Jul 14, 2010 as application 12/836,060 · Granted Sep 17, 2013
Base term plus 683 days of patent term adjustment (USPTO delay)
Today
2010
2032
Clock starts
Jul 14, 2010
Jul 14, 2010
Term ends
May 27, 2032
May 27, 2032
Granted
Sep 17, 2013
Sep 17, 2013
base term
patent term adjustment
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
683
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.
25
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 683 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 Jul 14, 2010, when this application, 12/836,060, was filed | Jul 14, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +683 days, USPTO patent term adjustment record | May 27, 2032 | 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 | May 27, 2032 | High confidence |
This family
| US 7,358,502 | Lapsed on the fee record Apr 2016 | Apr 2016 |
| Application 12/238,774 | Abandoned not computed | not computed |
| Application PCT/US2008/013454 | PCT application no patent term | no patent term |
| Application 12/507,503 | Abandoned not computed | not computed |
| US 8,752,386 | In force Apr 2033 | Apr 2033 |
| US 8,535,006 | this patent May 2032 | May 2032 |
| US 8,714,926 | Lapsed on the fee record May 2022 | May 2022 |
| US 8,764,394 | In force Feb 2033 | Feb 2033 |
8 of 25 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 14, 2010 Reel 24763, frame 271 | Lee, Ching-pang | Siemens Energy, Inc. | Assignment of Assignor's Interest |
| Dec 13, 2010 Reel 25582, frame 580 | Siemens Energy, Inc. | Energy, United States Department Of | Confirmatory License |
| Aug 13, 2013 Reel 31004, frame 905 | Siemens Energy, Inc. | Siemens Energy, Inc.; Mikro Systems, Inc. | Conveyance of Rights |
| Aug 13, 2013 reel/frame not recorded | Siemens Energy, Inc. | Siemens Energy, Inc. | Conveyance of Rights |
| Aug 13, 2013 reel/frame not recorded | Siemens Energy, Inc. | Mikro Systems, Inc. | Conveyance of Rights |
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
May 2032
Term ends May 27, 2032. No further fees fall due before then
Note
The 683 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
7
later US patents cite this one
That is below the median of utility patents granted in 2013 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.