Term ends Jan 5, 2031 · High confidence
20-year base term ends Jan 5, 2031
Held by G.I. Windows, Inc.
Filed Oct 24, 2014 as application 14/522,977 · Granted Sep 19, 2017
Base term plus 155 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2011
2031
Clock starts
Jan 5, 2011
Jan 5, 2011
Term ends
Jan 5, 2031
Jan 5, 2031
Granted
Sep 19, 2017
Sep 19, 2017
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
155
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 8,870,899.
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.
12
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 155 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Jan 5, 2011, when application 12/984,803, the earliest non-provisional in its chain, was filed (this one was filed Oct 24, 2014) | Jan 5, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +155 days, USPTO patent term adjustment record | Jun 9, 2031 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,870,899) | capped to Jan 5, 2031 | 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 | Jan 5, 2031 | High confidence |
This family
| US 8,828,032 | In force Mar 2031 | Mar 2031 |
| US 8,870,898 | In force Jan 2031 | Jan 2031 |
| US 8,870,899 | In force Jan 2031 | Jan 2031 |
| US 9,492,173 | In force Jan 2031 | Jan 2031 |
| US 9,763,664 | this patent Jan 2031 | Jan 2031 |
| US 10,448,954 | In force Jan 2031 | Jan 2031 |
| US 10,595,869 | In force Jan 2031 | Jan 2031 |
| US 10,813,642 | In force Aug 2031 | Aug 2031 |
8 of 12 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 |
|---|---|---|---|
| Nov 25, 2014 Reel 34261, frame 398 | Beisel, Robert F.; Lukin, Peter; McWeeney, John; Ryou, Marvin; Thompson, Christopher C.; Winkler, Josef | G.I. Windows, Inc. | Assignment of Assignor's Interest |
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
Jan 2031
Term ends Jan 5, 2031. Maintenance fees still fall due before then
Note
The 155 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 8,870,899.
Citations
16
later US patents cite this one
That is top 25% of utility patents granted in 2017 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.