Nilfisk A/S
8 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
Previously recorded as Nilfisk-Advance A/S (to 2016)
4
Ending by 2030
Aug 2028
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 Jan 25, 2027The maintenance fee for Dirt Collecting Device for a Cleaning Device, Particularly a Sweeping Vehicle, and Vacuum Cleaner Nozzle for a Vacuum Cleaner, and Method for Operating Both Devices (US 11,707,172) comes due Jan 25, 2027. Unpaid by Jul 26, 2027, it lapses early.
- 2 fees due May 12 to 24, 2027 · next May 12
- 2 fees due Jun 3 to 17, 2027 · next Jun 3
- 1 fee due Sep 24, 2027The maintenance fee for Filter element and dirt suction device with filter receptacle for such a filter element (US 10,596,502) comes due Sep 24, 2027. Unpaid by Mar 24, 2028, it lapses early.
- 1 fee due Oct 9, 2027The maintenance fee for Autonomous Surface Treatment Vehicle with Fast Wall Mode (US 11,953,907) comes due Oct 9, 2027. Unpaid by Apr 10, 2028, it lapses early.
Recent changes
- 1 of the patents on this record was granted since Aug 16, 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 D712,101 | Vacuum Cleaner In force · High confidence | In force | High confidence | |
| US D720,900 | Vacuum Cleaner In force · High confidence | In force | High confidence | |
| US 7,730,577 | Control Handle Assembly In force · High confidence | In force | High confidence | |
| US 7,950,103 | Portable Cleaning System In force · High confidence | In force | High confidence | |
| US 9,192,275 | Flow and scrubbing pressure control system and methods for surface treating apparatus In force · From the USPTO record | In force | From the USPTO record | |
| US 9,649,003 | Random Orbit Disc Scrubber In force · Medium confidence | In force | Medium confidence | |
| US D782,759 | Vacuum cleaner housing In force · High confidence | In force | High confidence | |
| US 9,700,824 | Filter Shaker System and Method In force · High confidence | In force | High confidence | |
| US D785,878 | Vacuum Cleaner In force · High confidence | In force | High confidence | |
| US 9,339,160 | Silencer System for a Vacuum Motor in a Suction Cleaner In force · High confidence | In force | High confidence |
Also on record, not counted in the 34: 8 patents in force now held by others · 17 lapsed for an unpaid fee · 24 ended at full term · 1 surrendered on reissue. 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.
3 pending · 3 abandoned · 10 no status recorded