Collateral for a security interest recorded Nov 1, 2021 (Midcap Financial Trust).
Term ends Jun 14, 2029 · High confidence
20-year base term ends Apr 28, 2029
Held by Medtec LLC
Filed Mar 19, 2012 as application 13/423,730 · Granted Dec 9, 2014
Base term plus 47 days of patent term adjustment (USPTO delay)
Today
2009
2029
Clock starts
Apr 28, 2009
Apr 28, 2009
Term ends
Jun 14, 2029
Jun 14, 2029
Granted
Dec 9, 2014
Dec 9, 2014
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
47
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,146,599, to Jun 14, 2029. The term already ends on or before that date, so the cap shortened nothing.
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.
2
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 47 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 28, 2009, when application 12/431,121, the earliest non-provisional in its chain, was filed (this one was filed Mar 19, 2012) | Apr 28, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +47 days, USPTO patent term adjustment record | Jun 14, 2029 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,146,599) | resolves to Jun 14, 2029, no earlier than this term, so no change | 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 | Jun 14, 2029 | High confidence |
This family
| US 8,146,599 | In force Feb 2030 | Feb 2030 |
| US 8,905,035 | this patent Jun 2029 | Jun 2029 |
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 20, 2013 Reel 29839, frame 368 | Wilson, Roger F.; Mlyn, Marc; De Mooy, Leo G.; Dalbow, Geoffrey; Whitmore, Willet F., III; Ribble, Bruce | Civco Medical Instruments Co., Inc. | Assignment of Assignor's Interest |
| Feb 20, 2013 Reel 29839, frame 750 | Civco Medical Instruments Co., Inc. | Medtec, Inc. | Assignment of Assignor's Interest |
| Sep 13, 2021 Reel 57957, frame 548 | Medtec, Inc. | Medtec LLC | Entity Conversion |
| Nov 1, 2021 Reel 58576, frame 623 | Medtec LLC | Midcap Financial Trust | Patent Security Agreement |
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
Jun 2029
Term ends Jun 14, 2029. No further fees fall due before then
Note
The 47 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,146,599, ends no earlier than this term, so it caps nothing.
Citations
16
later US patents cite this one
That is above the median of utility patents granted in 2014 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.