Term ends Aug 25, 2027 · High confidence
20-year base term ends Aug 27, 2029
Held by Gulfstream Services, Inc.
Filed Dec 19, 2018 as application 16/225,945 · Granted Apr 28, 2020
Base term, 20 years from filing · capped by a resolved terminal disclaimer
Today
2009
2029
Clock starts
Aug 27, 2009
Aug 27, 2009
Term ends
Aug 25, 2027
Aug 25, 2027
Granted
Apr 28, 2020
Apr 28, 2020
base term
after the term ends
fee events
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.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,196,876, US 7,607,481, US 7,841,410, US 7,918,278, US 8,256,515, US 8,622,130, US 8,651,174, US 8,939,209, US 9,410,395, US 9,863,212.
1 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.
13
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 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 1 of 1 maintenance fees is 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 27, 2009, when application 12/548,577, the earliest non-provisional in its chain, was filed (this one was filed Dec 19, 2018) | Aug 27, 2029 | 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 | Disclaimer resolved from the filed document (refs US 10,196,876, US 7,607,481, US 7,841,410, US 7,918,278, US 8,256,515, US 8,622,130, US 8,651,174, US 8,939,209, US 9,410,395, US 9,863,212) | capped to Aug 25, 2027 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 1 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Aug 25, 2027 | High confidence |
This family
| US 8,256,515 | In force Aug 2027 | Aug 2027 |
| Application PCT/US2010/046924 | PCT application no patent term | no patent term |
| US 8,622,130 | In force Aug 2027 | Aug 2027 |
| US 8,939,209 | In force Aug 2027 | Aug 2027 |
| US 9,410,395 | In force Aug 2027 | Aug 2027 |
| US 9,863,212 | In force Aug 2027 | Aug 2027 |
| US 10,196,876 | In force Aug 2027 | Aug 2027 |
| US 10,633,950 | this patent Aug 2027 | Aug 2027 |
8 of 13 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
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
Aug 2027
Term ends Aug 25, 2027. No further fees fall due before then
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 10,196,876, US 7,607,481, US 7,841,410, US 7,918,278, US 8,256,515, US 8,622,130, US 8,651,174, US 8,939,209, US 9,410,395, US 9,863,212.
Citations
4
later US patents cite this one
That is above the median of utility patents granted in 2020 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.