Term ends Aug 31, 2030 · High confidence
20-year base term ends Sep 12, 2028
Held by Medtronic Monitoring, Inc.
Filed Sep 12, 2008 as application 12/209,273 · Granted Feb 14, 2012
Base term plus 718 days of patent term adjustment (USPTO delay)
Today
2008
2030
Clock starts
Sep 12, 2008
Sep 12, 2008
Term ends
Aug 31, 2030
Aug 31, 2030
Granted
Feb 14, 2012
Feb 14, 2012
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
718
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.
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 718 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 Sep 12, 2008, when this application, 12/209,273, was filed | Sep 12, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +718 days, USPTO patent term adjustment record | Aug 31, 2030 | 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 | Aug 31, 2030 | High confidence |
This family
| US 8,116,841 | this patent 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 | In force 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 |
|---|---|---|---|
| Nov 25, 2008 Reel 21891, frame 460 | 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 |
| Dec 9, 2008 Reel 21948, frame 1 | Corventis, Inc. | Triplepoint Capital LLC | Security Agreement |
| Feb 18, 2011 Reel 25826, frame 569 | Corventis, Inc. | Medtronic, Inc. | Security Agreement |
| Jan 10, 2013 Reel 29608, frame 809 | Corventis, Inc. | Comerica Bank | Security Agreement |
| Dec 11, 2014 Reel 34478, frame 514 | Comerica Bank | Corventis, Inc. | Release of Security Interest |
| Jan 15, 2015 Reel 34728, frame 509 | Medtronic, Inc. | Corventis, Inc. | Release of Security Interest |
| Jan 15, 2015 Reel 34728, frame 676 | Triplepoint Capital LLC | Corventis, Inc. | Release of Security Interest |
| 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 |
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
Aug 2030
Term ends Aug 31, 2030. No further fees fall due before then
Note
The 718 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
740
later US patents cite this one
That is top 1% of utility patents granted in 2012 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.