Term ends Mar 20, 2033 · Medium confidence
20-year base term ends Mar 15, 2033
Why Medium: A parent in the chain could not be resolved.
Held by Khoros, LLC
Filed Jul 13, 2015 as application 14/798,159 · Granted Feb 12, 2019
Base term plus 599 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2013
2033
Clock starts
Mar 15, 2013
Mar 15, 2013
Term ends
Mar 20, 2033
Mar 20, 2033
Granted
Feb 12, 2019
Feb 12, 2019
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
599
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 9,483,802.
2 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.
10
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term runs 599 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 2 of 3 maintenance fees are paid so far. Confidence: Medium. 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, 2013, when applications 13/835,250 and 13/835,502, the earliest non-provisional applications in its chain, were filed (this one was filed Jul 13, 2015); a parent in its chain could not be resolved (the next row) | Mar 15, 2033 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +599 days, USPTO patent term adjustment record | Nov 4, 2034 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,483,802) | capped to Mar 20, 2033 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force (reinstated) | High confidence |
| Computed term end | The steps above, in order | Mar 20, 2033 | Medium confidence |
This family
| US 9,141,997 | In force Mar 2033 | Mar 2033 |
| US 9,483,802 | In force Mar 2033 | Mar 2033 |
| US 10,204,383 | this patent Mar 2033 | Mar 2033 |
| US 10,204,344 | In force (reinstated) Mar 2033 | Mar 2033 |
| US 10,489,866 | In force Mar 2033 | Mar 2033 |
| US 10,497,069 | In force Mar 2033 | Mar 2033 |
| Application 16/695,098 | Abandoned not computed | not computed |
| Application 16/701,143 | Abandoned not computed | not computed |
8 of 10 applications in this family shown, earliest filings first. 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 |
|---|---|---|---|
| Nov 16, 2016 Reel 40348, frame 871 | Lithium Technologies, Inc.; Lithium International, Inc. | Hercules Capital, Inc., as Agent | Security Interest |
| Nov 17, 2016 Reel 40362, frame 169 | Lithium Technologies, Inc. | Silicon Valley Bank | Security Interest |
| May 22, 2017 Reel 42453, frame 769 | Evans, James David; Nguyen, Phu; Gaedcke, Dewey | Social Dynamx | Assignment of Assignor's Interest |
| May 22, 2017 Reel 42457, frame 563 | Social Dynamx | Lithium Technologies, Inc. | Assignment of Assignor's Interest |
| Jul 28, 2017 reel/frame not recorded | Hercules Capital, Inc., as Agent | Lithium Technologies, Inc. | Release of Security Interest |
| Jul 28, 2017 reel/frame not recorded | Hercules Capital, Inc., as Agent | Lithium International, Inc. | Release of Security Interest |
| Jul 28, 2017 Reel 43135, frame 667 | Silicon Valley Bank | Lithium Technologies, Inc. | Release of Security Interest |
| Jul 28, 2017 Reel 43135, frame 464 | Hercules Capital, Inc., as Agent | Lithium Technologies, Inc.; Lithium International, Inc. | Release of Security Interest |
| Oct 4, 2017 Reel 44117, frame 161 | Lithium Technologies, LLC | Goldman Sachs BDC, Inc., as Collateral Agent | Patent Security Agreement |
| Feb 15, 2018 Reel 45349, frame 839 | Lithium Technologies, Inc. | Lithium Technologies, LLC | Entity Conversion |
| Feb 18, 2018 Reel 45359, frame 221 | Lithium Technologies, Inc. | Lithium Technologies, LLC | Entity Conversion |
| May 26, 2018 Reel 45908, frame 322 | Moeller, Morten | Lithium Technologies, LLC | Assignment of Assignor's Interest |
| Jun 10, 2018 Reel 46037, frame 408 | Evans, James David; Nguyen, Phu; Gaedcke, Dewey | Lithium Technologies, LLC | Assignment of Assignor's Interest |
| Apr 17, 2019 Reel 48939, frame 818 | Lithium Technologies, LLC | Khoros, 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
Mar 2033
Term ends Mar 20, 2033. Maintenance fees still fall due before then
Note
The 599 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 9,483,802.
Citations
32
later US patents cite this one
That is top 10% of utility patents granted in 2019 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.