Rolls-Royce Power Engineering PLC
20 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 under 2 name spellings.
0
Ending by 2030
Jun 2031
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 Aug 11, 2027The maintenance fee for Steam Generator (US 10,557,629) comes due Aug 11, 2027. Unpaid by Feb 11, 2028, it lapses early.
- 1 fee due Sep 30, 2027The maintenance fee for Apparatus, methods, computer programs, and non-transitory computer readable storage mediums for enabling remote control of one or more devices (US 10,606,340) comes due Sep 30, 2027. Unpaid by Mar 31, 2028, it lapses early.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
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.
Showing 1 to 8 of 8
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,890,377 | Mounting Arrangement for an Electrical Machine In force · High confidence | In force | High confidence | |
| US 8,302,405 | Dynamic control of a gas turbine engine compressor during rapid transients In force · From the USPTO record | In force | From the USPTO record | |
| US 10,060,763 | Sensor assembly for measuring the relative position of a control rod connected to a lead screw within a nuclear reactor In force · From the USPTO record | In force | From the USPTO record | |
| US 9,804,286 | Method of optimising the output of a sensor for indicating the relative location of a mettalic object In force · From the USPTO record | In force | From the USPTO record | |
| US 10,557,629 | Steam Generator In force · High confidence | In force | High confidence | |
| US 10,139,029 | Arrangement for adjoining a support structure to a pipe In force · From the USPTO record | In force | From the USPTO record | |
| US 10,606,340 | Apparatus, methods, computer programs, and non-transitory computer readable storage mediums for enabling remote control of one or more devices In force · From the USPTO record | In force | From the USPTO record | |
| US 11,511,341 | Manufacturing method In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 8: 20 patents in force now held by others · 7 lapsed for an unpaid fee · 22 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.
5 abandoned · 6 no status recorded