Term ends Feb 26, 2036 · High confidence
20-year base term ends Feb 26, 2036
Held by Flex Operating Room, Inc.
Filed Feb 5, 2020 as application 16/782,699 · Granted Jul 19, 2022
Base term plus 232 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2016
2036
Clock starts
Feb 26, 2016
Feb 26, 2016
Term ends
Feb 26, 2036
Feb 26, 2036
Granted
Jul 19, 2022
Jul 19, 2022
base term
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
232
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 10,575,915.
1 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.
11
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 232 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 1 of 3 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 Feb 26, 2016, when application 15/055,280, the earliest non-provisional in its chain, was filed (this one was filed Feb 5, 2020) | Feb 26, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +232 days, USPTO patent term adjustment record | Oct 15, 2036 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,575,915) | capped to Feb 26, 2036 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Feb 26, 2036 | High confidence |
This family
| US 9,895,201 | In force Feb 2036 | Feb 2036 |
| US 10,271,917 | In force Oct 2036 | Oct 2036 |
| US 10,575,915 | In force Feb 2036 | Feb 2036 |
| US 11,389,260 | this patent Feb 2036 | Feb 2036 |
| US 12,496,159 | In force Aug 2039 | Aug 2039 |
| US 11,980,486 | In force Feb 2036 | Feb 2036 |
| US 12,279,918 | In force Feb 2036 | Feb 2036 |
| Application 19/184,441 | Pending not computed | not computed |
8 of 11 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 |
|---|---|---|---|
| Feb 5, 2020 Reel 51729, frame 739 | Gerstner, Jeffrey | Flex Operating Room, LLC | Assignment of Assignor's Interest |
| May 28, 2021 Reel 56479, frame 728 | Flex Operating Room LLC; Flex Operating Room Inc. | Flex Operating Room, Inc. | Merger and 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.
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Alerts on its grants, lapses and transfers.
What's changing
Feb 2036
Term ends Feb 26, 2036. Maintenance fees still fall due before then
Note
The 232 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 10,575,915.
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2022 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.