Also listed on Creative Kingdoms, LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Mar 17, 2027 · High confidence
20-year base term ended Mar 15, 2026
Held by MQ Gamng, LLC
Filed Mar 15, 2006 as application 11/376,570 · Granted Apr 28, 2009
Base term plus 367 days of patent term adjustment (USPTO delay)
Today
2006
2027
Clock starts
Mar 15, 2006
Mar 15, 2006
Term ends
Mar 17, 2027
Mar 17, 2027
Granted
Apr 28, 2009
Apr 28, 2009
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
367
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 367 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 15, 2006, when this application, 11/376,570, was filed | Mar 15, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +367 days, USPTO patent term adjustment record | Mar 17, 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 | Mar 17, 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 |
|---|---|---|---|
| Jun 15, 2006 Reel 17993, frame 181 | Briggs, Rick A.; Barney, Jonathan A.; Weston, Denise Chapman; Frantz, Edward J. | Creative Kingdoms, LLC | Assignment of Assignor's Interest |
| Sep 19, 2013 Reel 31245, frame 780 | New Kingdoms, LLC; Creative Kingdoms, LLC | Deutsche Bank AG New York Branch | Security Agreement |
| Jan 10, 2014 Reel 31943, frame 647 | Creative Kingdoms, LLC | MQ Gamng, LLC | Assignment of Assignor's Interest |
| Jan 22, 2014 Reel 32112, frame 692 | Creative Kingdoms, LLC | MQ Gaming, LLC | Corrective Assignment to Correct the Typo in the Spelling of Assignee's Name Previously Recorded on Reel 031943 Frame 0647. Assignor(S) Hereby Confirms the Assignment. |
| Feb 19, 2015 Reel 34987, frame 49 | Deutsche Bank AG New York Branch | Creative Kingdoms, LLC; Great Wolf Resorts Holdings, Inc. (F/K/A Great Wolf Resorts, Inc.) | Release of Security Interest |
| Feb 19, 2015 reel/frame not recorded | Deutsche Bank AG New York Branch | Creative Kingdoms, LLC | Release of Security Interest |
| Feb 19, 2015 reel/frame not recorded | Deutsche Bank AG New York Branch | Great Wolf Resorts Holdings, Inc. (F/K/A Great Wolf Resorts, Inc.) | 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.
What's changing
Mar 2027
Term ends Mar 17, 2027. No further fees fall due before then
Note
The 367 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
159
later US patents cite this one
That is top 5% of utility patents granted in 2009 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.