Areva NP
9 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.
Recorded as renamed to Areva Inc. (2014)
23
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 Nov 26, 2026The maintenance fee for Nuclear reactor green and sintered fuel pellets, corresponding fuel rod and fuel assembly (US 9,042,507) comes due Nov 26, 2026. Unpaid by May 26, 2027, it lapses early.
- 2 fees due Jan 16, 2027
- 1 fee due Feb 20, 2027The maintenance fee for Passive shutdown sealing device for a system of shaft seals of a reactor coolant pump set (US 10,385,974) comes due Feb 20, 2027. Unpaid by Aug 20, 2027, it lapses early.
- 1 fee due Mar 24, 2027The maintenance fee for Assembly for inserting a thermocouple into a tubular pipe and corresponding method (US 10,421,163) comes due Mar 24, 2027. Unpaid by Sep 24, 2027, it lapses early.
- 1 fee due Apr 1, 2027The maintenance fee for Assembly with a tube locking device, and associated maintenance method (US 10,431,344) comes due Apr 1, 2027. Unpaid by Oct 1, 2027, it lapses early.
- 1 fee due Jun 3, 2027The maintenance fee for Field programmable gate array comprising plurality of functional blocks, and control device for a power plant (US 10,498,340) comes due Jun 3, 2027. Unpaid by Dec 3, 2027, it lapses early.
- 2 fees due Jul 12 to 19, 2027 · next Jul 12
- 2 fees due Sep 1 to 8, 2027 · next Sep 1
- 1 fee due Oct 21, 2027The maintenance fee for Method for thermochemically treating a part while masking a portion and corresponding mask (US 10,625,300) comes due Oct 21, 2027. Unpaid by Apr 21, 2028, it lapses early.
- 1 fee due Nov 5, 2027The maintenance fee for Vibration-inhibiting bar for a steam generator tube bundle (US 10,641,480) comes due Nov 5, 2027. Unpaid by May 5, 2028, it lapses early.
Recent changes
- 4 terms have 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 7,527,772 | Ultrasonic Counter-Current Screw Extractor for Uranium Recovery and Process Therefore In force · High confidence | In force | High confidence | |
| US 7,692,114 | Method and device for producing an internal thread by automatically machining in a bore In force · From the USPTO record | In force | From the USPTO record | |
| US 7,542,860 | Method and Device for Detecting the Location of a Pulse-Type Mechanical Effect on a System Part In force · High confidence | In force | High confidence | |
| US 7,420,165 | Method of determining the power transfer of nuclear component with a layer of material placed upon a heating surface of the component In force · From the USPTO record | In force | From the USPTO record | |
| US 7,684,951 | Method and Device for Detecting a Pulse-Type Mechanical Effect on a System Part In force · High confidence | In force | High confidence | |
| US 7,533,715 | Tube walker for examination and repair of steam generators In force · From the USPTO record | In force | From the USPTO record | |
| US 8,194,816 | Boiling water reactor nuclear power plant with alcohol injection In force · From the USPTO record | In force | From the USPTO record | |
| US 7,779,526 | Method for the Production of a Collecting Line for Detecting and Locating an Agent Discharging into the Environment of the Collecting Line in Case of Leakage In force · High confidence | In force | High confidence | |
| US 7,905,017 | Method for repairing guide rails of an assembly radially maintaining a support plate of a pressurized water nuclear reactor core In force · From the USPTO record | In force | From the USPTO record | |
| US 8,187,725 | Welding alloy and articles for use in welding, weldments and method for producing weldments In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 72: 9 patents in force now held by others · 142 lapsed for an unpaid fee · 59 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 abandoned · 69 no status recorded