Collateral for a security interest recorded Jan 23, 2020 (Sino Xin Ji Limited).
Term ends Dec 24, 2033 · Medium confidence
20-year base term ends Dec 24, 2033
Why Medium: A parent in the chain could not be resolved.
Held by Kateeva, Inc.
Filed Jan 23, 2014 as application 14/162,525 · Granted Apr 21, 2015
Base term, 20 years from filing
Today
2013
2033
Clock starts
Dec 24, 2013
Dec 24, 2013
Term ends
Dec 24, 2033
Dec 24, 2033
Granted
Apr 21, 2015
Apr 21, 2015
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
None
Term adjustment
No prosecution delay on this record.
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.
36
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 is its 20-year base term, with no adjustment for prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Dec 24, 2013, when application PCT/US2013/077720, the earliest non-provisional in its chain, was filed (this one was filed Jan 23, 2014); a parent in its chain could not be resolved (the next row) | Dec 24, 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 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 24, 2033 | Medium confidence |
This family
| Application PCT/US2013/077720 | PCT application no patent term | no patent term |
| US 9,010,899 | this patent Dec 2033 | Dec 2033 |
| Application PCT/US2014/035193 | PCT application no patent term | no patent term |
| US 9,352,561 | In force Dec 2033 | Dec 2033 |
| US 9,495,644 | In force May 2035 | May 2035 |
| US 8,995,022 | In force Aug 2034 | Aug 2034 |
| US 9,496,519 | In force Dec 2034 | Dec 2034 |
| US 9,224,952 | In force Dec 2033 | Dec 2033 |
8 of 36 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 |
|---|---|---|---|
| Jan 24, 2014 Reel 32040, frame 132 | Harjee, Nahid; Barkley, Lucas D.; Hauf, Christopher R.; Vronsky, Eliyahu; Madigan, Conor F. | Kateeva, Inc. | Assignment of Assignor's Interest |
| Apr 4, 2019 Reel 48806, frame 639 | Kateeva, Inc. | East West Bank | Security Interest |
| Jan 22, 2020 Reel 51664, frame 802 | East West Bank, a California Banking Corporation | Kateeva, Inc. | Release of Security Interest |
| Jan 23, 2020 Reel 51682, frame 212 | Kateeva, Inc. | Sino Xin Ji Limited | Security Agreement |
| Mar 17, 2022 Reel 59382, frame 53 | Kateeva, Inc.; Kateeva Cayman Holding, Inc. | Sino Xin Ji Limited | Security Interest |
| Apr 19, 2022 Reel 59727, frame 111 | Kateeva Cayman Holding, Inc. | HB Solution Co., Ltd. | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Dec 2033
Term ends Dec 24, 2033. No further fees fall due before then
Citations
89
later US patents cite this one
That is top 5% 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.