Term ends Nov 22, 2028 · High confidence
20-year base term ends Apr 2, 2027
Filed Apr 2, 2007 as application 11/695,390 · Granted Sep 14, 2010
Base term plus 600 days of patent term adjustment (USPTO delay)
Today
2007
2028
Clock starts
Apr 2, 2007
Apr 2, 2007
Term ends
Nov 22, 2028
Nov 22, 2028
Granted
Sep 14, 2010
Sep 14, 2010
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
600
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.
14
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 600 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 Apr 2, 2007, when this application, 11/695,390, was filed | Apr 2, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +600 days, USPTO patent term adjustment record | Nov 22, 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 | Nov 22, 2028 | High confidence |
This family
| US 6,484,580 | Term ended Apr 2021 | Apr 2021 |
| US 7,796,174 | this patent Nov 2028 | Nov 2028 |
| US 10,598,924 | In force Jan 2038 | Jan 2038 |
| US 10,271,179 | In force May 2038 | May 2038 |
| US 11,598,628 | In force Jan 2042 | Jan 2042 |
| US 11,606,549 | In force Mar 2041 | Mar 2041 |
| Application 63/251,474 | Provisional application no patent term | no patent term |
| US 12,613,132 | In force Apr 2043 | Apr 2043 |
8 of 14 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 6, 2007 Reel 19126, frame 271 | Harwit, Alex; Dorn, David A.; Mears, Christopher Lynn; Blouke, Morley M.; Philbrick, Robert H.; Axenson, Theresa J. | Ball Aerospace & Technologies Corp. | Assignment of Assignor's Interest |
| Apr 17, 2024 Reel 67134, frame 901 | Ball Aerospace & Technologies Corp. | BAE Systems Space & Mission Systems Inc. | Change of Name |
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.
What's changing
Nov 2028
Term ends Nov 22, 2028. No further fees fall due before then
Note
The 600 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
28
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.