Term ends Nov 20, 2027 · Medium confidence
20-year base term ends Nov 20, 2027
Why Medium: A parent in the chain could not be resolved.
Held by Micropower Appliance
Filed Dec 3, 2014 as application 14/559,737 · Granted Mar 7, 2017
Base term, 20 years from filing
Today
2007
2027
Clock starts
Nov 20, 2007
Nov 20, 2007
Term ends
Nov 20, 2027
Nov 20, 2027
Granted
Mar 7, 2017
Mar 7, 2017
base term
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
10
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 is its 20-year base term, with no adjustment for prosecution delay. 2 of 2 maintenance fees are paid so far. Confidence: Medium. 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 20, 2007, when application PCT/US2007/085308, the earliest non-provisional in its chain, was filed (this one was filed Dec 3, 2014); a parent in its chain could not be resolved (the next row) | Nov 20, 2027 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | None on file | no change | 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 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 20, 2027 | Medium confidence |
This family
| US 8,050,206 | In force Jan 2028 | Jan 2028 |
| US 8,121,078 | In force Nov 2027 | Nov 2027 |
| US 9,589,434 | this patent Nov 2027 | Nov 2027 |
| US 9,640,053 | In force Nov 2027 | Nov 2027 |
| US 10,326,965 | In force Nov 2027 | Nov 2027 |
| US 10,834,362 | In force Nov 2027 | Nov 2027 |
| US 11,589,009 | In force Nov 2027 | Nov 2027 |
| US 11,962,941 | In force no later than Nov 2027 | no later than Nov 2027 |
8 of 10 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 |
|---|---|---|---|
| Aug 18, 2016 Reel 39474, frame 148 | Credit Management Association | Axis AB | Assignment of Assignor's Interest |
| Jan 6, 2017 Reel 40874, frame 733 | Micropower Technologies, Inc. | Credit Managment Association | Assignment of Assignor's Interest |
| Aug 2, 2019 Reel 49940, frame 264 | Micropower Applicance | Micropower Technologies, Inc. | Assignment of Assignor's Interest |
| Aug 2, 2019 Reel 49940, frame 221 | Siann, Jon; Espey, Dennis James | Micropower Applicance | Assignment of Assignor's Interest |
| Aug 8, 2019 Reel 49998, frame 888 | Micropower Appliance Inc. | Micropower Technologies, Inc. | Corrective Assignment to Correct the Assignor's Name Previously Recorded on Reel 049940 Frame 0264. Assignor(S) Hereby Confirms the Assignment. |
| Aug 8, 2019 Reel 49999, frame 139 | Siann, Jon; Espey, Dennis James | Micropower Appliance | Corrective Assignment to Correct the Assignee Name Previously Recorded on Reel 049940 Frame 0221. Assignor(S) Hereby Confirms the Assignment. |
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 2027
Term ends Nov 20, 2027. No further fees fall due before then
Citations
10
later US patents cite this one
That is above the median of utility patents granted in 2017 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.