Collateral for a security interest recorded Aug 5, 2025 (Crescent Agency Services LLC).
Term ends Sep 28, 2040 · High confidence
20-year base term ends Aug 2, 2039
Held by Marlabs LLC
Filed Aug 2, 2019 as application 16/530,029 · Granted Apr 18, 2023
Base term plus 423 days of patent term adjustment (USPTO delay)
Today
2019
2040
Clock starts
Aug 2, 2019
Aug 2, 2019
Term ends
Sep 28, 2040
Sep 28, 2040
Granted
Apr 18, 2023
Apr 18, 2023
base term
patent term adjustment
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
423
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
0 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 423 days past its 20-year base term on prosecution delay. 0 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 Aug 2, 2019, when this application, 16/530,029, was filed | Aug 2, 2039 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +423 days, USPTO patent term adjustment record | Sep 28, 2040 | 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 | 0 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Sep 28, 2040 | 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 |
|---|---|---|---|
| Sep 4, 2019 Reel 50269, frame 666 | Rajendran, Senthil Nathan; Kandasamy, Selvarajan; Gowda, Tejas, BK | Marlabs Innovations Private Limited | Assignment of Assignor's Interest |
| Jan 8, 2020 Reel 51453, frame 444 | Kandasamy, Selvarajan; Bk, Tejas Gowda | Marlabs Innovations Private Limited | Assignment of Assignor's Interest |
| Oct 21, 2021 Reel 57856, frame 391 | Marlabs Innovations Private Limited | Marlabs Incorporated | Assignment of Assignor's Interest |
| Jan 20, 2022 Reel 58785, frame 855 | Marlabs LLC | Fifth Third Bank, As Administrative Agent | Notice of Grant of Security Interest in Patents |
| Aug 1, 2025 Reel 72315, frame 631 | Marlabs Incorporated | Marlabs LLC | Change of Name |
| Aug 5, 2025 Reel 71932, frame 389 | Marlabs LLC | Crescent Agency Services LLC, as Agent | Security Interest |
| Aug 6, 2025 Reel 71951, frame 1 | Fifth Third Bank, National Association, as Administrative Agent | Marlabs LLC | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Sep 2040
Term ends Sep 28, 2040.
Note
The 423 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
3
later US patents cite this one
That is top 25% of utility patents granted in 2023 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.