Term ends Nov 18, 2029 · High confidence
20-year base term ended Aug 9, 2025
Held by Conga Corporation
Filed Aug 9, 2005 as application 11/200,548 · Granted Mar 15, 2011
Base term plus 1562 days of patent term adjustment (USPTO delay)
Today
2005
2029
Clock starts
Aug 9, 2005
Aug 9, 2005
Term ends
Nov 18, 2029
Nov 18, 2029
Granted
Mar 15, 2011
Mar 15, 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
1,562
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 1562 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 Aug 9, 2005, when this application, 11/200,548, was filed | Aug 9, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1562 days, USPTO patent term adjustment record | Nov 18, 2029 | 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 | Nov 18, 2029 | 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 |
|---|---|---|---|
| Aug 9, 2005 Reel 16899, frame 30 | Verma, Sushil Kumar; Pierce, Robert D.; Lee, Hau Leung; Troyer, Charles R. | Signaldemand, Inc. | Assignment of Assignor's Interest |
| Jan 21, 2014 Reel 32097, frame 970 | Signaldemand, Inc. | Wells Fargo Bank, National Association, as Agent | Security Agreement |
| Jan 5, 2017 Reel 40859, frame 277 | Signaldemand, Inc. | Pros, Inc. | Merger |
| Jan 23, 2017 Reel 41044, frame 79 | Pros, Inc. | Wells Fargo Bank, National Association, as Agent | Security Interest |
| Apr 7, 2022 Reel 59534, frame 323 | Wells Fargo Bank, National Association, as Agent | Pros, Inc. | Release of Security Interest |
| Apr 7, 2022 Reel 59534, frame 510 | Wells Fargo Bank, National Association, as Agent | Pros, Inc., Successor by Merger to Signaldemand, Inc. | Release of Security Interest |
| Jul 27, 2023 Reel 64404, frame 738 | Pros, Inc. | Texas Capital Bank | Security Interest |
| Dec 9, 2025 Reel 73152, frame 215 | Texas Capital Bank | Pros, Inc. | Release of Security Interest |
| Dec 9, 2025 Reel 73165, frame 617 | Pros, Inc.; Pros Travel Commerce, Inc.; Pros Florida, LLC | TCG Senior Funding L.L.C. | Security Interest |
| Feb 2, 2026 Reel 74751, frame 13 | Conga Corporation | Deutsche Bank AG New York Branch, as Collateral Agent | Intellectual Property Security Agreement |
| Feb 3, 2026 Reel 73678, frame 461 | TCG Senior Funding L.L.C. | Pros, Inc. | Release of Security Interest |
| Mar 6, 2026 Reel 74002, frame 431 | Pros, Inc.; Pros France SAS | Conga Corporation | Assignment of Assignor's Interest |
| Apr 22, 2026 Reel 74440, frame 829 | Pros, Inc.; Pros France SAS | Conga Corporation | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Nov 2029
Term ends Nov 18, 2029. No further fees fall due before then
Note
The 1562 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
7
later US patents cite this one
That is below the median 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.