Collateral for a security interest recorded Dec 16, 2021 (Royal Bank of Canada).
Term ends Dec 30, 2039 · High confidence
20-year base term ends Jun 7, 2036
Held by The Cleaver-Brooks Company, Inc.
Filed Jun 27, 2019 as application 16/455,253 · Granted Mar 19, 2024
Base term plus 1301 days of patent term adjustment (USPTO delay)
Today
2016
2039
Clock starts
Jun 7, 2016
Jun 7, 2016
Term ends
Dec 30, 2039
Dec 30, 2039
Granted
Mar 19, 2024
Mar 19, 2024
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
1,301
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 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.
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 1301 days past its 20-year base term on prosecution delay. 0 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 Jun 7, 2016, when application 15/175,987, the earliest non-provisional in its chain, was filed (this one was filed Jun 27, 2019) | Jun 7, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1301 days, USPTO patent term adjustment record | Dec 30, 2039 | 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 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 30, 2039 | High confidence |
This family
| Application PCT/US2016/036247 | PCT application no patent term | no patent term |
| Application 15/175,987 | Abandoned not computed | not computed |
| US 11,933,491 | this patent Dec 2039 | Dec 2039 |
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 |
|---|---|---|---|
| Jun 28, 2019 Reel 49619, frame 542 | Zala, Rakesh; Whirry, Steven L.; Salentine, Mark T. | Cleaver-Brooks, Inc. | Assignment of Assignor's Interest |
| Aug 30, 2021 Reel 57329, frame 669 | Cleaver-Brooks, LLC | The Cleaver-Brooks Company, Inc. | Assignment of Assignor's Interest |
| Aug 30, 2021 Reel 57331, frame 131 | The Cleaver-Brooks Company, Inc. | Royal Bank of Canada | Security Interest |
| Aug 30, 2021 Reel 57331, frame 182 | The Cleaver-Brooks Company, Inc. | U.S. Bank National Association | Security Interest |
| Aug 30, 2021 Reel 57392, frame 177 | Cleaver-Brooks, Inc. | Cleaver-Brooks, LLC | Change of Name |
| Dec 16, 2021 Reel 58533, frame 405 | The Cleaver Brooks Company, Inc. | Royal Bank of Canada | Patent Security Agreement |
| Jul 18, 2022 Reel 60532, frame 952 | The Cleaver- Brooks Company, Inc. | Barings Finance LLC, as Collateral Agent | Security Interest |
| Oct 27, 2022 Reel 61556, frame 326 | Cleaver-Brooks of Canada Limited | Royal Bank of Canada | Release of Security Interest |
| May 15, 2024 Reel 67424, frame 729 | Barings Finance LLC, as Collateral Agent | The Cleaver-Brooks Company, Inc. | Release of Security 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Dec 2039
Term ends Dec 30, 2039. Maintenance fees still fall due before then
Note
The 1301 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
Fewer than half of the utility patents granted in 2024 in our data have been cited yet, so we show the count and do not rank on it.
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.