DROPSA S.p.A.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
2
Ending by 2030
May 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 Mar 8, 2027The maintenance fee for Minimal lubrication device (US 9,127,808) comes due Mar 8, 2027. Unpaid by Sep 8, 2027, it lapses early.
- 4 fees due May 5 to 28, 2027 · next May 5
- 2 fees due Jul 14 to 21, 2027 · next Jul 14
Recent changes
- 1 term has ended 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 7,688,065 | Piston stroke counting device In force · From the USPTO record | In force | From the USPTO record | |
| US 8,257,065 | High Pressure Lubricant Pump for Steelworks In force · High confidence | In force | High confidence | |
| US 8,783,417 | Minimal lubrication device with fine regulation of the oil flow In force · From the USPTO record | In force | From the USPTO record | |
| US 9,127,808 | Minimal lubrication device In force · From the USPTO record | In force | From the USPTO record | |
| US 8,881,871 | Minimal lubrication device In force · From the USPTO record | In force | From the USPTO record | |
| US 9,423,039 | Progressive modular distributor In force · From the USPTO record | In force | From the USPTO record | |
| US 10,704,733 | Pump provided with a reservoir of a lubricant In force · From the USPTO record | In force | From the USPTO record | |
| US 10,465,846 | Monitoring device and method of an oil flow mixed with air In force · From the USPTO record | In force | From the USPTO record | |
| US 10,539,269 | Minimal lubrication device with fine adjustment of the flow of oil In force · From the USPTO record | In force | From the USPTO record | |
| US 10,533,704 | Pneumatic immersion lubricant pump In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 15: 7 lapsed for an unpaid fee · 4 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.
3 no status recorded