ALKEN Inc.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
Recorded under 2 name spellings.
3
Ending by 2030
Jul 2028
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 Dec 13, 2026The maintenance fee for Auto-hemisphere detection in a magnetic tracker (US 11,675,030) comes due Dec 13, 2026. Unpaid by Jun 14, 2027, it lapses early.
- 1 fee due Apr 24, 2027The maintenance fee for Hybrid tracking with auto-correction (US 11,797,127) comes due Apr 24, 2027. Unpaid by Oct 25, 2027, 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.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,710,395 | Head-mounted pointing and control device In force · From the USPTO record | In force | From the USPTO record | |
| US 8,013,595 | AC magnetic tracking system with phase locking In force · From the USPTO record | In force | From the USPTO record | |
| US 8,121,812 | AC magnetic tracking with phase disambiguation In force · From the USPTO record | In force | From the USPTO record | |
| US 11,629,818 | Safety System For Machinery In force · Medium confidence | In force | Medium confidence | |
| US 10,837,599 | Safety system for machinery In force · From the USPTO record | In force | From the USPTO record | |
| US 11,029,369 | Self-leveling magnetic source In force · From the USPTO record | In force | From the USPTO record | |
| US 11,050,197 | Reversible connector orientation detection in an electromagnetic tracking system In force · From the USPTO record | In force | From the USPTO record | |
| US 11,585,680 | Dynamic Mixing Of And Switching Between Sensor Measurements In Hybrid Trackers Using Electromagnetic Tracking In force · Medium confidence | In force | Medium confidence | |
| US 11,326,905 | Dynamic mixing of and switching between sensor measurements in hybrid trackers using electromagnetic tracking In force · From the USPTO record | In force | From the USPTO record | |
| US 11,543,529 | Adaptive weighting of multiple sources in a magnetic or hybrid tracking system In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 14: 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
Every application published under this name has become a patent.