Term ends Sep 12, 2028 · Medium confidence
20-year base term ends Sep 12, 2028
Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US 8,285,356), so the cap could be lower.
Held by Medtronic Monitoring, Inc.
Filed Jul 2, 2014 as application 14/322,435 · Granted Sep 26, 2017
Base term plus 683 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2008
2028
Clock starts
Sep 12, 2008
Sep 12, 2008
Term ends
Sep 12, 2028
Sep 12, 2028
Granted
Sep 26, 2017
Sep 26, 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
683
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 8,116,841, US 8,285,356, US 8,818,481.
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.
5
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. A terminal disclaimer resolved from the filed document caps it earlier. 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 Sep 12, 2008, when application 12/209,273, the earliest non-provisional in its chain, was filed (this one was filed Jul 2, 2014) | Sep 12, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +683 days, USPTO patent term adjustment record | Jul 27, 2030 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,116,841, US 8,285,356, US 8,818,481) | capped to Sep 12, 2028 | Medium 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 | Sep 12, 2028 | Medium confidence |
This family
| US 8,116,841 | In force Aug 2030 | Aug 2030 |
| US 8,285,356 | In force no later than Sep 2028 | no later than Sep 2028 |
| US 8,818,481 | Surrendered on reissue Jul 2018 | Jul 2018 |
| US 9,770,182 | this patent Sep 2028 | Sep 2028 |
| US RE46,926 | Lapsed on the fee record Aug 2022 | Aug 2022 |
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 |
|---|---|---|---|
| Mar 3, 2015 Reel 35078, frame 799 | Corventis, Inc.; Medtronic Corventis, Inc. | Medtronic Corventis, Inc. | Merger and Change of Name |
| Mar 3, 2015 Reel 35122, frame 167 | Medtronic Corventis, Inc. | Medtronic Monitoring, Inc. | Change of Name |
| Jan 18, 2017 Reel 41006, frame 247 | Bly, Mark J.; Amurthur, Badri; James, Kristofer J.; Libbus, Imad; Manicka, Yatheendhar D.; Mazar, Scott T.; Wang, Jerry S. | Corventis, 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
Sep 2028
Term ends Sep 12, 2028. 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
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 8,116,841, US 8,285,356, US 8,818,481.
Citations
96
later US patents cite this one
That is top 5% 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.