Safran Ventilation Systems
1 more in force is now held by another company
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
Previously recorded as Technofan (to 2021)
1
Ending by 2030
Mar 2030
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 May 10, 2027The maintenance fee for Aircraft Ventilation Device (US 9,180,971) comes due May 10, 2027. Unpaid by Nov 10, 2027, it lapses early.
- 1 fee due Jul 23, 2027The maintenance fee for Device for Making a Fan or Compressor for the Aeronautical Industry (US 11,879,344) comes due Jul 23, 2027. Unpaid by Jan 24, 2028, it lapses early.
- 1 fee due Oct 14, 2027The maintenance fee for Ventilation Apparatus, Aircraft Comprising a Such Ventilation Apparatus and Associated Monitoring Method (US 10,618,659) comes due Oct 14, 2027. Unpaid by Apr 14, 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 8,333,438 | Ventilated Wheel Assembly In force · High confidence | In force | High confidence | |
| US 8,678,791 | Fan Comprising Anti-Deflagration Housing In force · High confidence | In force | High confidence | |
| US 8,419,364 | Fan with an Arrangement of Detecting Degradation of the Bearings In force · High confidence | In force | High confidence | |
| US 9,180,971 | Aircraft Ventilation Device In force · High confidence | In force | High confidence | |
| US 9,442,023 | Electronic Temperature Sensor for Measuring the Junction Temperature of an Electronic Power Switch During Operation, and Method for Measuring the Temperature of the Junction by This Electronic Sensor In force · High confidence | In force | High confidence | |
| US 10,018,200 | Self Contained Cold Plate for Cooling Electronic Components of an Electric Fan In force · High confidence | In force | High confidence | |
| US 10,131,434 | Cooling Assembly for an Aircraft Provided with a Fan In force (reinstated) · High confidence | In force (reinstated) | High confidence | |
| US 10,618,659 | Ventilation Apparatus, Aircraft Comprising a Such Ventilation Apparatus and Associated Monitoring Method In force · High confidence | In force | High confidence | |
| US 12,736,100 | Ventilation System for Aircraft Wheel and Wheel Assembly Including Such a System In force · Medium confidence | In force | Medium confidence | |
| US 11,879,344 | Device for Making a Fan or Compressor for the Aeronautical Industry In force · High confidence | In force | High confidence |
Also on record, not counted in the 13: 1 patent in force now held by others · 2 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.
1 pending