Lapsed Dec 1, 2021 on the fee record · High confidence
20-year base term ended Jan 19, 2026
Third maintenance fee unpaid; grace period ended.
Held by Innovative Micro Technology
Filed Feb 14, 2007 as application 11/705,738 · Granted Dec 1, 2009
Base term, 20 years from filing, plus 431 days of patent term adjustment (USPTO delay)
Today
Lapsed Dec 1, 2021
2006
2027
Clock starts
Jan 19, 2006
Jan 19, 2006
No longer in force
Dec 1, 2021
Dec 1, 2021
Granted
Dec 1, 2009
Dec 1, 2009
Term would have run to
Mar 26, 2027
Mar 26, 2027
base term
patent term adjustment
after the term ends
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
431
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
4
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Mar 26, 2027: its 20-year base term plus 431 days of term adjustment for prosecution delay. 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 Jan 19, 2006, when application 11/334,438, the earliest non-provisional in its chain, was filed (this one was filed Feb 14, 2007) | Jan 19, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +431 days, USPTO patent term adjustment record | Mar 26, 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 | 2 of 3 maintenance fees paid | lapsed Dec 1, 2021 | High confidence |
| Computed term end | The steps above, in order | Dec 1, 2021 | High confidence |
This family
| US 7,548,145 | In force Aug 2027 | Aug 2027 |
| US 7,626,311 | this patent Dec 2021 | Dec 2021 |
| US 7,944,113 | In force Dec 2026 | Dec 2026 |
| US 8,245,391 | Lapsed on the fee record Aug 2024 | Aug 2024 |
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 14, 2007 Reel 18953, frame 527 | Rubel, Paul J. | Innovative Micro Technology | Assignment of Assignor's Interest |
| Nov 30, 2017 Reel 44553, frame 257 | Innovative Micro Technology, Inc. | Pacific Western Bank | Security Interest |
| Nov 30, 2017 Reel 44635, frame 492 | Innovative Micro Technology, Inc. | Agility Capital II, LLC | Security Interest |
| Oct 15, 2018 Reel 47237, frame 141 | Agility Capital II, LLC | Innovative Micro Technology, Inc. | Release of Security Interest |
| Jan 30, 2019 Reel 48195, frame 441 | Pacific Western Bank | Innovative Micro Technology, Inc. | Release of Security 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.
What's changing
Note
The 431 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
2
later US patents cite this one
That is below the median of utility patents granted in 2009 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.