Also listed on Certainteeed Corporation, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Nov 25, 2030 · Medium confidence
20-year base term ends Sep 20, 2030
Why Medium: A parent in the chain could not be resolved.
Held by CertainTeed LLC
Filed Mar 6, 2020 as application 16/811,205 · Granted Aug 8, 2023
Base term plus 66 days of patent term adjustment (USPTO delay)
Today
2010
2030
Clock starts
Sep 20, 2010
Sep 20, 2010
Term ends
Nov 25, 2030
Nov 25, 2030
Granted
Aug 8, 2023
Aug 8, 2023
base term
patent term adjustment
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
66
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
0 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
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 runs 66 days past its 20-year base term on prosecution delay. 0 of 1 maintenance fees are paid so far. Confidence: Medium. 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 20, 2010, when application 12/885,757, the earliest non-provisional in its chain, was filed (this one was filed Mar 6, 2020); a parent in its chain could not be resolved (the next row) | Sep 20, 2030 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +66 days, USPTO patent term adjustment record | Nov 25, 2030 | 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 | 0 of 1 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 25, 2030 | Medium confidence |
This family
| Application 15/861,447 | Abandoned not computed | not computed |
| US 11,723,274 | this patent Nov 2030 | Nov 2030 |
2 of 3 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 |
|---|---|---|---|
| Jul 16, 2020 Reel 53232, frame 657 | Jacobs, Gregory F.; Gombarick, Joseph Charles, JR. | Certainteeed Corporation | Assignment of Assignor's Interest |
| Jun 16, 2023 Reel 63975, frame 107 | Shiao, Ming Liang; Jacobs, Gregory F.; Gombarick, Joseph Charles, JR. | CertainTeed Corporation | Assignment of Assignor's Interest |
| Jun 16, 2023 Reel 64008, frame 291 | CertainTeed Corporation | CertainTeed LLC | Conversion |
| Jun 16, 2023 Reel 64008, frame 309 | CertainTeed LLC | CertainTeed LLC | Conversion, Reverse Merger, Conversion |
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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Nov 2030
Term ends Nov 25, 2030. Maintenance fees still fall due before then
Note
The 66 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2023 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.