Also listed on Berg LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Sep 17, 2019 (Wilmington Trust, National Association).
Term ends Dec 25, 2032 · High confidence
20-year base term ends Jan 20, 2032
Held by Berg Companies, Inc.
Filed Jan 20, 2012 as application 13/355,281 · Granted Sep 1, 2015
Base term plus 340 days of patent term adjustment (USPTO delay)
Today
2012
2032
Clock starts
Jan 20, 2012
Jan 20, 2012
Term ends
Dec 25, 2032
Dec 25, 2032
Granted
Sep 1, 2015
Sep 1, 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
340
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.
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 340 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 Jan 20, 2012, when this application, 13/355,281, was filed | Jan 20, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +340 days, USPTO patent term adjustment record | Dec 25, 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 | Dec 25, 2032 | High confidence |
This family
| US 9,121,617 | this patent Dec 2032 | Dec 2032 |
| US 9,429,341 | In force Jan 2032 | Jan 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 |
|---|---|---|---|
| Apr 25, 2012 Reel 28107, frame 545 | Condie, Brent | Berg Companies, Inc. | Assignment of Assignor's Interest |
| Sep 17, 2019 Reel 50409, frame 744 | Berg Companies, Inc.; Flexible Containment Products, Inc. | Wilmington Trust, National Association, as Administrative Agent | Notice of Grant of Security Interest in Patents |
| Jul 8, 2021 Reel 56804, frame 211 | Hunter Defense Technologies, Inc.; HDT Expeditionary Systems, Inc.; Berg Companies, Inc.; Flexible Containment Products, Inc. | Royal Bank of Canada | 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
Dec 2032
Term ends Dec 25, 2032. Maintenance fees still fall due before then
Note
The 340 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
19
later US patents cite this one
That is top 25% 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.