Collateral for a security interest recorded Dec 16, 2021 (Royal Bank of Canada).
Term ends May 4, 2037 · High confidence
20-year base term ends Apr 26, 2036
Held by The Cleaver-Brooks Company, Inc.
Filed Apr 26, 2016 as application 15/138,899 · Granted Jun 23, 2020
Base term plus 373 days of patent term adjustment (USPTO delay)
Today
2016
2037
Clock starts
Apr 26, 2016
Apr 26, 2016
Term ends
May 4, 2037
May 4, 2037
Granted
Jun 23, 2020
Jun 23, 2020
base term
patent term adjustment
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
373
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
This patent's term runs 373 days past its 20-year base term on prosecution delay. 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 Apr 26, 2016, when this application, 15/138,899, was filed | Apr 26, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +373 days, USPTO patent term adjustment record | May 4, 2037 | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | May 4, 2037 | High confidence |
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 |
|---|---|---|---|
| Aug 19, 2016 Reel 39487, frame 102 | Tynkov, Boris M.; Zala, Rakesh; Aicher, Randy Todd | Cleaver-Brooks, Inc. | Assignment of Assignor's Interest |
| Dec 14, 2017 Reel 44401, frame 702 | Cleaver-Brooks, Inc. | U.S. Bank National Association, as Collateral Agent | Security 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 |
| Oct 27, 2022 Reel 61556, frame 369 | The Cleaver-Brooks Company, Inc.; The Cleaver-Brooks Company, Inc. | U.S. Bank Trust Company, National Association, Successor in Interest to U.S. Bank National Association | 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
May 2037
Term ends May 4, 2037. Maintenance fees still fall due before then
Note
The 373 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
1
later US patent cites this one
That is below 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.