Term ends Sep 25, 2033 · High confidence
Held by Fosbel, Inc.
Filed Feb 18, 2016 as application 29/555,096 · Granted Sep 25, 2018
Base term, 15 years from grant
Today
2018
2033
Clock starts
Sep 25, 2018
Sep 25, 2018
Term ends
Sep 25, 2033
Sep 25, 2033
base term
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.
15 years from grant
Base term
No maintenance fees are payable on this kind of patent.
3
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 base term, 15 years from grant, with no adjustment for prosecution delay. No maintenance fees are payable on this kind of patent. 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, 15 years from grant | Granted Sep 25, 2018 | Sep 25, 2033 | 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 |
| Computed term end | The steps above, in order | Sep 25, 2033 | High confidence |
This family
| US D829,248 | this patent Sep 2033 | Sep 2033 |
| US D916,153 | In force Apr 2036 | Apr 2036 |
| US D956,838 | In force Jul 2037 | Jul 2037 |
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 |
|---|---|---|---|
| Dec 8, 2016 reel/frame not recorded | Bowser, Alan; Carolla, Lou; Wilson, Trevor Robert | Fosbel, Inc. | Assignment of Assignor's Interest |
| Dec 8, 2016 reel/frame not recorded | Bowser, Alan; Carolla, Lou; Wilson, Trevor Robert | DSF Refractories and Minerals Limited | Assignment of Assignor's Interest |
| Dec 8, 2016 Reel 40604, frame 847 | Wilson, Trevor Robert; Bowser, Alan; Carolla, Lou | Fosbel, Inc.; DSF Refractories and Minerals Limited | Assignment of Assignor's Interest |
| Apr 24, 2019 Reel 48987, frame 217 | Fosbel, Inc.; Fosbel Intellectual Limited | FSBL Acquisition, Inc. | Assignment of Assignor's Interest |
| Jun 28, 2019 Reel 49636, frame 142 | FSBL Acquisition, Inc. | Fosbel, Inc. | Change of Name |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center
No maintenance fees are payable on this kind of patent, so the record carries no fee events.
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Alerts on its grants, lapses and transfers.
What's changing
Sep 2033
Term ends Sep 25, 2033. No maintenance fees are payable on this kind of patent
Citations
7
later US patents cite this one
That is below the median of design patents granted in 2018 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.