Intersurgical AG
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
30
Ending by 2030
Dec 2026
Next term end
When these terms end
Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045
Fee deadlines
Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
- 1 fee due Mar 10, 2027The maintenance fee for Relation to valves (US 10,406,315) comes due Mar 10, 2027. Unpaid by Sep 10, 2027, it lapses early.
- 1 fee due Jun 10, 2027The maintenance fee for Chemical absorbent (US 10,500,541) comes due Jun 10, 2027. Unpaid by Dec 10, 2027, it lapses early.
- 1 fee due Aug 13, 2027The maintenance fee for Adjustable valve (US 11,898,646) comes due Aug 13, 2027. Unpaid by Feb 14, 2028, it lapses early.
- 1 fee due Sep 17, 2027The maintenance fee for Valve assemblies (US 10,589,054) comes due Sep 17, 2027. Unpaid by Mar 17, 2028, it lapses early.
- 1 fee due Oct 21, 2027The maintenance fee for Intubating airway device (US 10,625,037) comes due Oct 21, 2027. Unpaid by Apr 21, 2028, it lapses early.
Recent changes
- 2 of the patents on this record were granted since Aug 17, 2026
Patents held now
Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US D672,037 | Connector for tubing In force · From the USPTO record | In force | From the USPTO record | |
| US D672,459 | Angled connector for tubing In force · From the USPTO record | In force | From the USPTO record | |
| US D683,847 | Adult breathing tube holder assembly including head section thereof In force · From the USPTO record | In force | From the USPTO record | |
| US D683,849 | Neonatal breathing tube holder assembly including head section thereof In force · From the USPTO record | In force | From the USPTO record | |
| US 8,181,940 | Humidification chambers In force · From the USPTO record | In force | From the USPTO record | |
| US D688,787 | Airway device cap and strap holder In force · From the USPTO record | In force | From the USPTO record | |
| US D692,128 | Diaphragm valve for breathing apparatus In force · From the USPTO record | In force | From the USPTO record | |
| US D693,920 | Airway device In force · From the USPTO record | In force | From the USPTO record | |
| US D701,316 | Cartridge for respiratory apparatus In force · From the USPTO record | In force | From the USPTO record | |
| US D703,808 | Breathing mask In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 79: 1 lapsed for an unpaid fee · 13 ended at full term. List them
Sources and methods
Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand.
How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
Published applications
US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.
10 pending · 11 no status recorded