Lapsed Apr 21, 2023 on the fee record · High confidence
20-year base term ended Feb 24, 2026
Second maintenance fee unpaid; grace period ended.
Held by R2 Solutions LLC
Filed Mar 7, 2012 as application 13/414,223 · Granted Apr 21, 2015
Base term, 20 years from filing
Today
Lapsed Apr 21, 2023
2006
2026
Clock starts
Feb 24, 2006
Feb 24, 2006
No longer in force
Apr 21, 2023
Apr 21, 2023
Granted
Apr 21, 2015
Apr 21, 2015
Term would have run to
Feb 24, 2026
Feb 24, 2026
base term
after the term ends
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
1 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
3
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Feb 24, 2026: its 20-year base term, with no adjustment for prosecution delay. 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 Feb 24, 2006, when application 11/361,268, the earliest non-provisional in its chain, was filed (this one was filed Mar 7, 2012) | Feb 24, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | 1 of 2 maintenance fees paid | lapsed Apr 21, 2023 | High confidence |
| Computed term end | The steps above, in order | Apr 21, 2023 | High confidence |
This family
| US 8,139,514 | In force Nov 2026 | Nov 2026 |
| Application PCT/US2007/004860 | PCT application no patent term | no patent term |
| US 9,014,076 | this patent Apr 2023 | Apr 2023 |
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 18, 2016 Reel 38383, frame 466 | Yahoo! Inc. | Excalibur IP, LLC | Assignment of Assignor's Interest |
| Jun 1, 2016 Reel 38951, frame 295 | Excalibur IP, LLC | Yahoo! Inc. | Assignment of Assignor's Interest |
| Jun 3, 2016 Reel 38950, frame 592 | Yahoo! Inc. | Excalibur IP, LLC | Assignment of Assignor's Interest |
| Jun 5, 2020 Reel 52853, frame 153 | Acacia Research Group LLC; American Vehicular Sciences LLC; Bonutti Skeletal Innovations LLC; Cellular Communications Equipment LLC; Innovative Display Technologies LLC; Lifeport Sciences LLC; Limestone Memory Systems LLC; Merton Acquisition Holdco LLC; Mobile Enhancement Solutions LLC; Monarch Networking Solutions LLC; Nexus Display Technologies LLC; Parthenon Unified Memory Architecture LLC; R2 Solutions LLC; Saint Lawrence Communications LLC; Stingray IP Solutions LLC; Super Interconnect Technologies LLC; Teleconference Systems LLC; Unification Technologies LLC | Starboard Value Intermediate Fund LP, as Collateral Agent | Patent Security Agreement |
| Jun 25, 2020 Reel 53459, frame 59 | Excalibur IP, LLC | R2 Solutions LLC | Assignment of Assignor's Interest |
| Jul 8, 2020 Reel 53654, frame 254 | Starboard Value Intermediate Fund LP | Acacia Research Group LLC; American Vehicular Sciences LLC; Bonutti Skeletal Innovations LLC; Cellular Communications Equipment LLC; Innovative Display Technologies LLC; Lifeport Sciences LLC; Limestone Memory Systems LLC; Mobile Enhancement Solutions LLC; Monarch Networking Solutions LLC; Nexus Display Technologies LLC; Parthenon Unified Memory Architecture LLC; R2 Solutions LLC; Saint Lawrence Communications LLC; Stingray IP Solutions LLC; Super Interconnect Technologies LLC; Teleconference Systems LLC; Unification Technologies LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Acacia Research Group LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | American Vehicular Sciences LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Bonutti Skeletal Innovations LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Cellular Communications Equipment LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Innovative Display Technologies LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Lifeport Sciences LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Limestone Memory Systems LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Mobile Enhancement Solutions LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Monarch Networking Solutions LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Nexus Display Technologies LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Parthenon Unified Memory Architecture LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | R2 Solutions LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Saint Lawrence Communications LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Stingray IP Solutions LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Super Interconnect Technologies LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Teleconference Systems LLC | Release of Security Interest in Patents |
| Jul 8, 2020 reel/frame not recorded | Starboard Value Intermediate Fund LP | Unification Technologies LLC | Release of Security Interest in Patents |
| Dec 30, 2020 Reel 54981, frame 377 | Starboard Value Intermediate Fund LP | R2 Solutions LLC | Corrective Assignment to Correct the Assignee Name Previously Recorded on Reel 053654 Frame 0254. Assignor(S) Hereby Confirms the Release of Security Interest Granted Pursuant to the Patent Security Agreement Previously Recorded. |
| Mar 29, 2021 Reel 56832, frame 1 | R2 Solutions LLC | Starboard Value Intermediate Fund LP, as Collateral Agent | Corrective Assignment to Correct the the Assignor Name Previously Recorded at Reel: 052853 Frame: 0153. Assignor(S) Hereby Confirms the Assignment. |
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.
Citations
18
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.