Term ends Apr 3, 2033 · High confidence
20-year base term ends Mar 21, 2033
Held by ND Defense LLC
Filed Mar 21, 2013 as application 13/848,417 · Granted Nov 18, 2014
Base term plus 13 days of patent term adjustment (USPTO delay)
Today
2013
2033
Clock starts
Mar 21, 2013
Mar 21, 2013
Term ends
Apr 3, 2033
Apr 3, 2033
Granted
Nov 18, 2014
Nov 18, 2014
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
13
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.
This patent's term runs 13 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 Mar 21, 2013, when this application, 13/848,417, was filed | Mar 21, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +13 days, USPTO patent term adjustment record | Apr 3, 2033 | 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 | Apr 3, 2033 | High confidence |
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 21, 2013 Reel 30060, frame 720 | Cassaday, Nicholas Michael; Russell, Dan | Navistar Defense Engineering, LLC | Assignment of Assignor's Interest |
| Jul 23, 2013 Reel 30858, frame 292 | Navistar Defense Engineering, LLC | International Truck Intellectual Property Company, LLC | Assignment of Assignor's Interest |
| Sep 15, 2015 Reel 36616, frame 243 | Navistar International Corporation; International Truck Intellectual Property Company, LLC; International Engine Intellectual Property Company, LLC | JPMorgan Chase Bank N.A., as Collateral Agent | Security Agreement |
| Nov 10, 2017 Reel 44418, frame 310 | Navistar International Corporation; Navistar, Inc. | JPMorgan Chase Bank, N.A., as Collateral Agent | Security Interest |
| Nov 10, 2017 Reel 44780, frame 456 | JPMorgan Chase Bank, N.A., as Collateral Agent | Navistar International Corporation; International Truck Intellectual Property Company, LLC; International Engine Intellectual Property Company, LLC | Release of Security Interest |
| Nov 10, 2017 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Collateral Agent | Navistar International Corporation | Release of Security Interest |
| Nov 10, 2017 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Collateral Agent | International Truck Intellectual Property Company, LLC | Release of Security Interest |
| Nov 10, 2017 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Collateral Agent | International Engine Intellectual Property Company, LLC | Release of Security Interest |
| Jan 2, 2019 Reel 47880, frame 794 | Navistar Defense, LLC | TCW Asset Management Company LLC | Security Interest |
| Jan 16, 2019 Reel 48081, frame 776 | Navistar Defense, LLC | PNC Bank, National Association, as Agent | Security Agreement |
| Apr 25, 2019 Reel 48996, frame 643 | International Truck Intellectual Property Company, LLC | International Truck Intellectual Property Company, LLC; Navistar Defense, LLC | Assignment of Assignor's Interest |
| Apr 25, 2019 reel/frame not recorded | International Truck Intellectual Property Company, LLC | International Truck Intellectual Property Company, LLC | Assignment of Assignor's Interest |
| Apr 25, 2019 reel/frame not recorded | International Truck Intellectual Property Company, LLC | Navistar Defense, LLC | Assignment of Assignor's Interest |
| Oct 16, 2019 Reel 50741, frame 706 | International Truck Intellectual Property Company LLC | Navistar Defense, LLC | Corrective Assignment to Correct the Remove International Truck Intellectual Property Company, LLC as Assignee Previously Recorded on Reel 048996 Frame 0643. Assignor(S) Hereby Confirms the Assignment. |
| Jul 2, 2021 Reel 56757, frame 136 | JPMorgan Chase Bank, N.A., as Administrative Agent | International Engine Intellectual Property Company, LLC; Navistar, Inc. (F/KA/ International Truck and Engine Corporation); International Truck Intellectual Property Company, LLC | Release of Security Interest |
| Jul 2, 2021 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Administrative Agent | International Engine Intellectual Property Company, LLC | Release of Security Interest |
| Jul 2, 2021 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Administrative Agent | Navistar, Inc. (F/KA/ International Truck and Engine Corporation) | Release of Security Interest |
| Jul 2, 2021 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Administrative Agent | International Truck Intellectual Property Company, LLC | Release of Security Interest |
| Jan 12, 2022 Reel 58626, frame 406 | Pnc Bank, National Association | Navistar Defense, LLC, as Grantor | Release of Security Interest |
| Aug 22, 2022 Reel 60862, frame 45 | TCW ND Intermediate Holdings, LLC; Navistar Defense, LLC | Midcap Funding IV Trust | Security Interest |
| May 17, 2024 Reel 67456, frame 879 | Navistar Defense LLC | ND Defense LLC | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Apr 2033
Term ends Apr 3, 2033. No further fees fall due before then
Note
The 13 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
10
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.