The Patent Finder

X Development LLC

319 patents currently held · Updated Nov 14, 2026
1,334 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.
0
Ending by 2030
Dec 2032
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.
  • 4 fees due Nov 16 to 21, 2026 · next Nov 16
  • 8 fees due Dec 6 to 27, 2026 · next Dec 6
  • 13 fees due Jan 2 to 25, 2027 · next Jan 2
  • 10 fees due Feb 8 to 27, 2027 · next Feb 8
  • 7 fees due Mar 10 to 29, 2027 · next Mar 10
  • 16 fees due Apr 3 to 30, 2027 · next Apr 3
  • 5 fees due May 7 to 28, 2027 · next May 7
  • 6 fees due Jun 3 to 26, 2027 · next Jun 3
  • 6 fees due Jul 2 to 28, 2027 · next Jul 2
  • 8 fees due Aug 6 to 20, 2027 · next Aug 6
  • 3 fees due Sep 10 to 19, 2027 · next Sep 10
  • 4 fees due Oct 7 to 23, 2027 · next Oct 7

Which patents, and when each one lapses · Pro

Recent changes

  • 13 of the patents on this record were granted since Aug 16, 2026
  • 37 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.
PatentTitleStatus Expires Confidence
US 10,447,899System and Method for 3D Projection Mapping with Robotically Controlled Objects
In force
 · High confidence
In forceHigh confidence
US 9,025,111Seamless Display Panel Using Fiber Optic Carpet
In force
 · High confidence
In forceHigh confidence
US 9,053,648Tiled Displays Using Multiple Display Panels Over Monolithic Backlight Modules
In force
 · High confidence
In forceHigh confidence
US 9,146,400Display Panel Tiling Using Seam-Concealing Optics
In force
 · High confidence
In forceHigh confidence
US 9,157,795Systems and Methods for Calibrating Light Sources
In force
 · High confidence
In forceHigh confidence
US 9,160,898System and Method for Improved Video Motion Control
In force
 · High confidence
In forceHigh confidence
US 10,559,024Voice Initiated Purchase Request
In force
 · High confidence
In forceHigh confidence
US 10,245,726Methods and Systems for Tiered Programming of Robotic Device
In force
 · High confidence
In forceHigh confidence
US D852,366Electrode
In force
 · High confidence
In forceHigh confidence
US D852,367Electrode
In force
 · High confidence
In forceHigh confidence
10 of 319 patents shown.
Pro members see all 319.
Pro members: see all 319 patents
Also on record, not counted in the 319: 1,334 patents in force now held by others · 539 lapsed for an unpaid fee · 3 ended at full term · 7 past the fee grace period · 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.

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.

120 pending · 257 abandoned

List them

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited