Term ends Jul 3, 2027 · High confidence
20-year base term ended Feb 9, 2026
Held by Gentex Corporation
Filed Apr 24, 2014 as application 14/260,393 · Granted Aug 1, 2017
Base term plus 509 days of patent term adjustment (USPTO delay)
Today
2006
2027
Clock starts
Feb 9, 2006
Feb 9, 2006
Term ends
Jul 3, 2027
Jul 3, 2027
Granted
Aug 1, 2017
Aug 1, 2017
base term
patent term adjustment
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
509
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
15
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 509 days past its 20-year base term on prosecution delay. 2 of 2 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 Feb 9, 2006, when application 11/350,591, the earliest non-provisional in its chain, was filed (this one was filed Apr 24, 2014) | Feb 9, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +509 days, USPTO patent term adjustment record | Jul 3, 2027 | 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 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jul 3, 2027 | High confidence |
This family
| US 7,908,667 | In force no later than Apr 2028 | no later than Apr 2028 |
| US 8,028,344 | In force Mar 2029 | Mar 2029 |
| US 9,072,328 | Term ended Feb 2026 | Feb 2026 |
| US 9,717,294 | this patent Jul 2027 | Jul 2027 |
| US D750,846 | In force Mar 2031 | Mar 2031 |
| US D750,847 | In force Mar 2031 | Mar 2031 |
| US 11,672,296 | Term ended Feb 2026 | Feb 2026 |
| US D895,211 | In force Sep 2035 | Sep 2035 |
8 of 15 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 |
|---|---|---|---|
| Apr 24, 2014 Reel 32745, frame 334 | Rogers, David C.; Rogers, Charles H.; Keith-lucas, Darwin | Artisent, Inc. | Assignment of Assignor's Interest |
| Apr 24, 2014 Reel 32747, frame 284 | GC Boston Acquisition, LLC | Artisent, LLC | Assignment of Assignor's Interest |
| Apr 24, 2014 Reel 32745, frame 365 | Artisent, Inc. | GC Boston Acquisition, LLC | Assignment of Assignor's Interest |
| Jun 5, 2017 Reel 42597, frame 71 | Artisent, LLC | Gentex Corporation | Assignment of Assignor's Interest |
| Jul 30, 2019 Reel 49910, frame 694 | GC Boston Aquisition, LLC | Artisent, LLC | Corrective Assignment to Correct the Nature of Conveyance and the Execution Date Previously Recorded at Reel: 032747 Frame: 0284. Assignor(S) Hereby Confirms the Change of Name. |
| Aug 2, 2019 Reel 49940, frame 523 | Noordzij, Duco W. | Gentex Corporation | Assignment of Assignor's Interest |
| Aug 13, 2019 Reel 50034, frame 565 | GC Boston Acquisition, LLC | Artisent, LLC | Corrective Assignment to Correct the Assignor's Name Previously Recorded at Reel: 049910 Frame: 0694. Assignor(S) Hereby Confirms the 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Jul 2027
Term ends Jul 3, 2027. No further fees fall due before then
Note
The 509 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
13
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.