Lapsed Sep 17, 2025 on the fee record · High confidence
20-year base term ends Jun 19, 2029
Third maintenance fee unpaid; grace period ended.
Held by Coloplast A/S
Filed Mar 15, 2011 as application 13/048,005 · Granted Sep 17, 2013
Base term, 20 years from filing
Today
Lapsed Sep 17, 2025
2009
2029
Clock starts
Jun 19, 2009
Jun 19, 2009
No longer in force
Sep 17, 2025
Sep 17, 2025
Granted
Sep 17, 2013
Sep 17, 2013
Term would have run to
Jun 19, 2029
Jun 19, 2029
base term
after the term ends
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 7,932,343, to Jun 19, 2029. The term already ends on or before that date, so the cap shortened nothing.
2 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.
23
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Jun 19, 2029: its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 19, 2009, when application 12/488,047, the earliest non-provisional in its chain, was filed (this one was filed Mar 15, 2011) | Jun 19, 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 7,932,343) | resolves to Jun 19, 2029, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | lapsed Sep 17, 2025 | High confidence |
| Computed term end | The steps above, in order | Sep 17, 2025 | High confidence |
This family
| US 8,500,821 | Lapsed on the fee record Aug 2025 | Aug 2025 |
| US 7,932,343 | In force Aug 2029 | Aug 2029 |
| US 8,029,557 | Lapsed on the fee record Oct 2023 | Oct 2023 |
| US 8,876,800 | In force Apr 2031 | Apr 2031 |
| US 8,772,429 | Lapsed on the fee record Jul 2026 | Jul 2026 |
| US 8,536,293 | this patent Sep 2025 | Sep 2025 |
| US 8,992,410 | In force Oct 2031 | Oct 2031 |
| US 8,673,020 | Lapsed on the fee record Mar 2026 | Mar 2026 |
8 of 23 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 |
|---|---|---|---|
| Jan 28, 2014 Reel 32059, frame 424 | Behan, Niall; Kumar, Ashutosh | Vysera Biomedical Limited | Assignment of Assignor's Interest |
| Mar 8, 2016 Reel 37917, frame 992 | Vysera Biomedical Limited | Coloplast A/S | Assignment of Assignor's Interest |
| Mar 10, 2016 Reel 38053, frame 797 | Vysera Biomedical Limited | Coloplast A/S | Corrective Assignment to Correct the City of the Assignee Previously Recorded on Reel 037917 Frame 0992. Assignor(S) Hereby Confirms the Assignment. |
| Mar 17, 2016 Reel 38131, frame 12 | Vysera Biomedical Limited | Coloplast A/S | Corrective Assignment to Correct the City of the Assignee from Humelbaek to Humlebaek as Correctly Indicated on the Assignment Previously Recorded on Reel 037917 Frame 0992. Assignor(S) Hereby Confirms the Assignee's City to Be Humlebaek. |
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.
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 7,932,343, ends no earlier than this term, so it caps nothing.
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2013 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.