Term ends Sep 17, 2035 · High confidence
20-year base term ends Sep 17, 2035
Held by Arxada, LLC
Filed Apr 16, 2020 as application 16/850,730 · Granted Nov 9, 2021
Base term plus 35 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2015
2035
Clock starts
Sep 17, 2015
Sep 17, 2015
Term ends
Sep 17, 2035
Sep 17, 2035
Granted
Nov 9, 2021
Nov 9, 2021
base term
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
35
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,646,607.
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.
2
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 35 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Sep 17, 2015, when application 14/857,403, the earliest non-provisional in its chain, was filed (this one was filed Apr 16, 2020) | Sep 17, 2035 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +35 days, USPTO patent term adjustment record | Oct 22, 2035 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,646,607) | capped to Sep 17, 2035 | 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 | Sep 17, 2035 | High confidence |
This family
| US 10,646,607 | In force Sep 2035 | Sep 2035 |
| US 11,167,054 | this patent Sep 2035 | Sep 2035 |
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 16, 2020 Reel 52424, frame 924 | Lei, Deqing; Sweeny, Philip Gerdon | Lonza, Inc. | Assignment of Assignor's Interest |
| Feb 12, 2021 Reel 55285, frame 909 | Lonza Inc. | Lonza, LLC | Assignment of Assignor's Interest |
| Sep 9, 2022 Reel 61405, frame 361 | Lonza, LLC | Arxada, LLC | Change of Name |
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.
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Alerts on its grants, lapses and transfers.
What's changing
Sep 2035
Term ends Sep 17, 2035. Maintenance fees still fall due before then
Note
The 35 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 10,646,607.
Citations
0
later US patents cite this one
That is below the median 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.