TRW Limited

115 patents currently held · Updated Nov 14, 2026

4 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.

Ending by 2030

Jul 2027

Next term end

When these terms end

5 yrs10 yrs20 yrs

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.

4 fees due Nov 19 to 28, 2026 · next Nov 19
3 fees due Dec 4 to 18, 2026 · next Dec 4
6 fees due Jan 9 to 30, 2027 · next Jan 9
3 fees due Mar 10 to 15, 2027 · next Mar 10
4 fees due Apr 15 to 22, 2027 · next Apr 15
2 fees due May 19 to 26, 2027 · next May 19
2 fees due Jun 17 to 24, 2027 · next Jun 17
3 fees due Jul 2 to 28, 2027 · next Jul 2
4 fees due Aug 4 to 25, 2027 · next Aug 4
2 fees due Sep 3 to 17, 2027 · next Sep 3
3 fees due Oct 2 to 26, 2027 · next Oct 2
1 fee due Nov 12, 2027
The maintenance fee for Motor Control (US 10,651,766) comes due Nov 12, 2027. Unpaid by May 12, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

7 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 7,913,802	Gear Assemblies In force Term ends Jul 5, 2027 · High confidence	In force	Term ends Jul 5, 2027	High confidence
US 8,049,363	Motor Drive Circuit In force Term ends Aug 4, 2027 · High confidence	In force	Term ends Aug 4, 2027	High confidence
US 8,058,824	Electric Motor Control In force Term ends Jun 4, 2028 · High confidence	In force	Term ends Jun 4, 2028	High confidence
US 8,115,428	Electric Motor Control In force Term ends Oct 11, 2028 · High confidence	In force	Term ends Oct 11, 2028	High confidence
US 8,466,672	Method of Processing Encoder Signals In force Term ends Nov 3, 2028 · High confidence	In force	Term ends Nov 3, 2028	High confidence
US 8,505,408	Adjustable Steering Column Assembly In force Term ends Nov 28, 2028 · High confidence	In force	Term ends Nov 28, 2028	High confidence
US 9,085,320	Steering Column Assembly In force Term ends Nov 28, 2029 · High confidence	In force	Term ends Nov 28, 2029	High confidence
US 9,056,627	Steering Column Assembly In force Term ends May 10, 2030 · High confidence	In force	Term ends May 10, 2030	High confidence
US 9,079,606	Electrical Power Assisted Steering System In force Term ends Oct 25, 2030 · High confidence	In force	Term ends Oct 25, 2030	High confidence
US 8,818,635	Electric Power Assisted Steering Apparatus In force Term ends Jan 4, 2031 · High confidence	In force	Term ends Jan 4, 2031	High confidence

10 of 115 patents shown.

Pro members see all 115.

Pro members: see all 115 patents

Also on record, not counted in the 115: 4 patents in force now held by others · 639 lapsed for an unpaid fee · 2,824 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.

Export every term end as CSV · Pro

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.

20 abandoned · 17 no status recorded

List them