Term ends Aug 20, 2027 · High confidence
20-year base term ended Apr 27, 2025
Held by Prodea Automation LLC
Filed Apr 27, 2005 as application 11/115,707 · Granted Sep 27, 2011
Base term plus 845 days of patent term adjustment (USPTO delay)
Today
2005
2027
Clock starts
Apr 27, 2005
Apr 27, 2005
Term ends
Aug 20, 2027
Aug 20, 2027
Granted
Sep 27, 2011
Sep 27, 2011
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
845
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 845 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 Apr 27, 2005, when this application, 11/115,707, was filed | Apr 27, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +845 days, USPTO patent term adjustment record | Aug 20, 2027 | 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 20, 2027 | 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 |
|---|---|---|---|
| Apr 27, 2005 Reel 16512, frame 131 | Ansari, Amir; Cowgill, George A. | E-Zad Corporation | Assignment of Assignor's Interest |
| Apr 10, 2007 Reel 19141, frame 355 | E-Zad Corporation | Prodea Systems, Inc. | Assignment of Assignor's Interest |
| Apr 12, 2007 Reel 19151, frame 698 | E-Zad Corporation | Prodea Systems, Inc. | Security Agreement |
| Feb 3, 2012 Reel 27648, frame 525 | Prodea Systems, Inc. | NJK Investments, LLC | Security Agreement |
| Jul 11, 2012 Reel 28640, frame 657 | Prodea Systems, Inc. | Seventeenth Investment Company LLC | Security Agreement |
| Jun 17, 2015 Reel 35930, frame 475 | Prodea Systems, Inc. | Fortress Credit Co. LLC | Security Interest |
| Jun 17, 2015 Reel 35933, frame 820 | Prodea Systems, Inc. | Kip Prod P1 LP | Assignment of Assignor's Interest |
| Jun 17, 2015 Reel 35949, frame 845 | Kip Prod P1 LP | Fortress Credit Co. LLC | Security Interest |
| Jul 7, 2016 Reel 39104, frame 853 | Fortress Credit Co. LLC | Drawbridge Special Opportunities Fund LP; Fco VII Clo Transferor LLC; CF Ez LLC | Security Interest |
| Jul 7, 2016 reel/frame not recorded | Fortress Credit Co. LLC | Drawbridge Special Opportunities Fund LP | Security Interest |
| Jul 7, 2016 reel/frame not recorded | Fortress Credit Co. LLC | Fco VII Clo Transferor LLC | Security Interest |
| Jul 7, 2016 reel/frame not recorded | Fortress Credit Co. LLC | CF Ez LLC | Security Interest |
| Aug 5, 2020 Reel 53409, frame 803 | Prodea Systems, Inc. | King, Tyson, MR | Agreement for Judgment |
| Oct 4, 2022 Reel 61305, frame 814 | NJK Investments, LLC | Prodea Systems, Inc. | Release of Security Interest |
| May 7, 2024 Reel 67331, frame 422 | Kip Prod P1 LP | Prodea Automation LLC | Merger |
| Aug 30, 2024 Reel 68454, frame 458 | Drawbridge Special Opportunities Fund LP; Fco VII Clo Transferor LLC; CF Ez LLC | Prodea Automation LLC | Release of Security Interest |
| Aug 30, 2024 Reel 68454, frame 480 | Seventeenth Investment Company LLC | Prodea Automation LLC | Release of Security 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Aug 2027
Term ends Aug 20, 2027. No further fees fall due before then
Note
The 845 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
505
later US patents cite this one
That is top 1% of utility patents granted in 2011 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.