Also listed on Minimally Invasive Devices, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Feb 4, 2032 · High confidence
20-year base term ends Aug 4, 2031
Held by Floshield, Inc.
Filed Aug 4, 2011 as application 13/198,406 · Granted Dec 15, 2015
Base term plus 184 days of patent term adjustment (USPTO delay)
Today
2011
2032
Clock starts
Aug 4, 2011
Aug 4, 2011
Term ends
Feb 4, 2032
Feb 4, 2032
Granted
Dec 15, 2015
Dec 15, 2015
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
184
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.
3
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 184 days past its 20-year base term on prosecution delay. 2 of 3 maintenance fees are paid so far. 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 Aug 4, 2011, when this application, 13/198,406, was filed | Aug 4, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +184 days, USPTO patent term adjustment record | Feb 4, 2032 | 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 | In force | High confidence |
| Computed term end | The steps above, in order | Feb 4, 2032 | High confidence |
This family
| US 9,211,059 | this patent Feb 2032 | Feb 2032 |
| US 10,154,780 | Lapsed on the fee record Dec 2022 | Dec 2022 |
| US 11,696,679 | In force Feb 2032 | Feb 2032 |
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 |
|---|---|---|---|
| Dec 6, 2011 Reel 27339, frame 819 | Drach, Gregory P.; Poll, Wayne L. | Minimally Invasive Devices, LLC | Assignment of Assignor's Interest |
| Jul 10, 2014 Reel 33289, frame 792 | Minimally Invasive Devices, LLC | Minimally Invasive Devices, Inc. | Assignment of Assignor's Interest |
| Jul 10, 2014 Reel 33287, frame 898 | Drach, Gregory P.; Poll, Wayne L. | Minimally Invasive Devices, Inc. | Assignment of Assignor's Interest |
| Dec 12, 2016 Reel 40709, frame 284 | Minimally Invasive Devices, Inc. | Pacific Western Bank | Security Interest |
| Oct 13, 2017 Reel 43864, frame 814 | Minimally Invasive Devices, Inc. | Floshield, 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.
What's changing
Feb 2032
Term ends Feb 4, 2032. Maintenance fees still fall due before then
Note
The 184 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
137
later US patents cite this one
That is top 5% of utility patents granted in 2015 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.