Term ends Mar 14, 2034 · High confidence
20-year base term ends Mar 14, 2034
Held by Advanced Systems & Robotics LLC
Filed May 14, 2018 as application 15/978,423 · Granted Jan 15, 2019
Base term, 20 years from filing
Today
2014
2034
Clock starts
Mar 14, 2014
Mar 14, 2014
Term ends
Mar 14, 2034
Mar 14, 2034
Granted
Jan 15, 2019
Jan 15, 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
None
Term adjustment
No prosecution delay on this record.
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.
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 is its 20-year base term, with no adjustment for 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 Mar 14, 2014, when application 14/213,187, the earliest non-provisional in its chain, was filed (this one was filed May 14, 2018) | Mar 14, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 14, 2034 | High confidence |
This family
| US 9,139,363 | In force Mar 2034 | Mar 2034 |
| US 9,598,239 | In force Mar 2034 | Mar 2034 |
| US 10,435,242 | In force Mar 2034 | Mar 2034 |
| US 10,040,632 | In force Mar 2034 | Mar 2034 |
| US 10,000,338 | In force Mar 2034 | Mar 2034 |
| US 10,179,700 | this patent Mar 2034 | Mar 2034 |
| US 11,332,310 | In force Mar 2034 | Mar 2034 |
| US 11,866,257 | In force Mar 2034 | Mar 2034 |
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 |
|---|---|---|---|
| May 14, 2018 Reel 45794, frame 484 | Lert, John | Alert Corporation | Assignment of Assignor's Interest |
| May 14, 2018 Reel 46827, frame 23 | Alert Corporation | Alert Innovation Inc. | Change of Name |
| Jul 1, 2020 Reel 53101, frame 394 | Alert Innovation Inc. | Walmart Inc. | Security Interest |
| Jan 10, 2023 Reel 62338, frame 342 | Alert Innovation Inc. | Walmart Inc. | Assignment of Assignor's Interest |
| Jan 10, 2023 Reel 62338, frame 550 | Walmart Inc. | Walmart Apollo, LLC | Assignment of Assignor's Interest |
| Jan 24, 2025 Reel 70002, frame 257 | Walmart Inc. | Walmart Advanced Systems & Robotics Inc. (Previously, Alert Innovation Inc.) | Release of Security Interest |
| Feb 12, 2025 Reel 70201, frame 872 | Advanced Systems & Robotics LLC | Symbotic LLC | Merger |
| Feb 21, 2025 Reel 70290, frame 48 | Walmart Apollo, LLC | Walmart Advanced Systems & Robotics Inc. | Assignment of Assignor's Interest |
| Feb 21, 2025 Reel 70290, frame 180 | Walmart Advanced Systems & Robotics Inc. | Advanced Systems & Robotics LLC | Change of Name |
| Aug 18, 2025 Reel 72590, frame 278 | Advance Systems & Robotics LLC | Symbotic LLC | Correction by Declaration to Clarify Ownership of Erroneously Filed Transaction Previously Recorded at Reel 070290/0180 |
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
Mar 2034
Term ends Mar 14, 2034. Maintenance fees still fall due before then
Citations
21
later US patents cite this one
That is top 25% 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.