Term ends Jan 10, 2032 · Medium confidence
20-year base term ends Jun 28, 2031
Why Medium: A parent in the chain could not be resolved.
Held by Camso Inc.
Filed Mar 21, 2019 as application 16/360,060 · Granted Nov 30, 2021
Base term plus 196 days of patent term adjustment (USPTO delay)
Today
2011
2032
Clock starts
Jun 28, 2011
Jun 28, 2011
Term ends
Jan 10, 2032
Jan 10, 2032
Granted
Nov 30, 2021
Nov 30, 2021
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
196
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 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.
5
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 196 days past its 20-year base term on prosecution delay. 1 of 2 maintenance fees is paid so far. Confidence: Medium. 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 28, 2011, when application 13/170,753, the earliest non-provisional in its chain, was filed (this one was filed Mar 21, 2019); a parent in its chain could not be resolved (the next row) | Jun 28, 2031 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +196 days, USPTO patent term adjustment record | Jan 10, 2032 | 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 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jan 10, 2032 | Medium confidence |
This family
| US 8,967,737 | In force Apr 2033 | Apr 2033 |
| US 9,033,431 | In force Jan 2033 | Jan 2033 |
| US 10,272,959 | In force Jun 2031 | Jun 2031 |
| US 11,186,330 | this patent Jan 2032 | Jan 2032 |
4 of 5 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 |
|---|---|---|---|
| Oct 29, 2021 Reel 57967, frame 384 | Zuchoski, Jeremie; Lussier, Alain; Boily, Patrice; Leblanc, Francois | Camoplast Solideal Inc. | Assignment of Assignor's Interest |
| Oct 29, 2021 Reel 57976, frame 563 | Camoplast Solideal Inc. | Camso Inc. | 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
Jan 2032
Term ends Jan 10, 2032. Maintenance fees still fall due before then
Note
The 196 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
14
later US patents cite this one
That is top 25% of utility patents granted in 2021 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.