Term ends Aug 7, 2035 · High confidence
20-year base term ends Aug 7, 2035
Held by Soft-Tex Group, Inc.
Filed Aug 7, 2015 as application 14/820,583 · Granted Feb 23, 2016
Base term, 20 years from filing
Today
2015
2035
Clock starts
Aug 7, 2015
Aug 7, 2015
Term ends
Aug 7, 2035
Aug 7, 2035
Granted
Feb 23, 2016
Feb 23, 2016
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
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.
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 Aug 7, 2015, when this application, 14/820,583, was filed | Aug 7, 2035 | 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 | Aug 7, 2035 | 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 |
|---|---|---|---|
| Aug 7, 2015 Reel 36274, frame 248 | Beliveau, John A. | Soft-Tex International, Inc. | Assignment of Assignor's Interest |
| Dec 30, 2019 Reel 51444, frame 895 | Soft-Tex International, Inc. (FKA Perry Textiles, Inc.) | Keybank National Association | Supplement to Intellectual Property Security Agreement |
| Oct 13, 2022 Reel 61413, frame 953 | Soft-Tex International, Inc. | Sti (ABC), LLC | Assignment of Assignor's Interest |
| Jan 6, 2023 Reel 62308, frame 715 | Sti (ABC), LLC | Soft-Tex Group, Inc. | Assignment of Assignor's Interest |
| Jan 11, 2023 Reel 62352, frame 295 | Sti (ABC), LLC | Soft-Tex Group, Inc. | Corrective Cover Sheet to Correct the Address of the Assignee Previously Recorded at Reel 062308 Frame 0715 in Accordance with the Assignment Document. |
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
Aug 2035
Term ends Aug 7, 2035. Maintenance fees still fall due before then
Citations
21
later US patents cite this one
That is top 25% of utility patents granted in 2016 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.