Also listed on Postmates, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Jun 11, 2039 · High confidence
20-year base term ends Nov 28, 2038
Held by Serve Operating Co.
Filed Nov 28, 2018 as application 16/203,051 · Granted Jun 15, 2021
Base term plus 195 days of patent term adjustment (USPTO delay)
Today
2018
2039
Clock starts
Nov 28, 2018
Nov 28, 2018
Term ends
Jun 11, 2039
Jun 11, 2039
Granted
Jun 15, 2021
Jun 15, 2021
base term
patent term adjustment
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
195
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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 195 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is 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 Nov 28, 2018, when this application, 16/203,051, was filed | Nov 28, 2038 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +195 days, USPTO patent term adjustment record | Jun 11, 2039 | 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 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jun 11, 2039 | 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 |
|---|---|---|---|
| Nov 29, 2018 Reel 47621, frame 617 | Janssen, Colin; Haghighat Kashani, Ali; Lehman, Bastian; Plaice, Sean | Postmates Inc. | Assignment of Assignor's Interest |
| Dec 26, 2019 Reel 51372, frame 277 | Lehmann, Bastian | Postmates Inc. | Assignment of Assignor's Interest |
| Oct 9, 2020 Reel 54019, frame 74 | Postmates Inc. | Hercules Capital, Inc., as Agent | Security Interest |
| Dec 1, 2020 Reel 54555, frame 862 | Hercules Capital, Inc., as Collateral and Administrative Agent | Postmates, Inc. | Intellectual Property Security Agreement Termination of Reel/Frame No. 054019/0074 |
| Mar 16, 2021 Reel 55612, frame 18 | Postmates Inc. | News Merger Company LLC | Merger |
| Mar 16, 2021 Reel 55612, frame 62 | News Merger Company LLC | Postmates, LLC | Change of Name |
| Apr 21, 2021 Reel 55992, frame 950 | Postmates, LLC | Serve Robotics Inc. | Assignment of Assignor's Interest |
| Apr 24, 2023 Reel 63422, frame 199 | Serve Robotics Inc. | First-Citizens Bank & Trust Company | Security Interest |
| Oct 28, 2024 Reel 69040, frame 764 | Serve Robotics Inc. | Serve Operating Co. | Assignment of Assignor's 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
Jun 2039
Term ends Jun 11, 2039. Maintenance fees still fall due before then
Note
The 195 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
10
later US patents cite this one
That is top 25% of utility patents granted in 2021 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.