Also listed on Launchlab, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Jan 26, 2026 (The Toronto-Dominion Bank).
Term ends Aug 16, 2033 · High confidence
20-year base term ends Jun 15, 2033
Held by Paw Acquisition I Corp.
Filed Jun 15, 2013 as application 13/918,902 · Granted Sep 22, 2015
Base term plus 62 days of patent term adjustment (USPTO delay)
Today
2013
2033
Clock starts
Jun 15, 2013
Jun 15, 2013
Term ends
Aug 16, 2033
Aug 16, 2033
Granted
Sep 22, 2015
Sep 22, 2015
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
62
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
3
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 62 days past its 20-year base term on prosecution delay. 2 of 3 maintenance fees are paid so far. 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 Jun 15, 2013, when this application, 13/918,902, was filed | Jun 15, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +62 days, USPTO patent term adjustment record | Aug 16, 2033 | 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Aug 16, 2033 | High confidence |
This family
| US 9,139,157 | this patent Aug 2033 | Aug 2033 |
| US 9,580,041 | In force Aug 2033 | Aug 2033 |
| US 9,744,937 | In force Jun 2033 | Jun 2033 |
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 27, 2014 Reel 32763, frame 789 | Leung, Michael | Launchlab, Inc. | Assignment of Assignor's Interest |
| Apr 27, 2014 Reel 32763, frame 796 | Lee, Bin; Mote, Gregory; Johnson, Alexandra | Launchlab, Inc. | Assignment of Assignor's Interest |
| Aug 19, 2015 Reel 36355, frame 780 | Leung, Michael; Lee, Bin; Johnson, Alexandra; Mote, Greg | Launchlab, Inc. | Assignment of Assignor's Interest |
| Feb 18, 2025 Reel 70248, frame 96 | Launchlab Inc. | Paw Acquisition I Corp. | Assignment of Assignor's Interest |
| Jan 26, 2026 Reel 73576, frame 51 | Paw Acquisition I Corp. | The Toronto-Dominion Bank | 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
Aug 2033
Term ends Aug 16, 2033. Maintenance fees still fall due before then
Note
The 62 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
0
later US patents cite this one
That is below the median 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.