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16 patents currently held · Updated Nov 14, 2026
1 more in force is now held by another company
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Nov 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 May 14, 2027
    The maintenance fee for Method for calibrating a gyrometer of an object (US 11,815,363) comes due May 14, 2027. Unpaid by Nov 15, 2027, it lapses early.
  • 1 fee due Aug 13, 2027
    The maintenance fee for Method for Calibrating a Gyrometer Equipping a Vehicle (US 11,898,872) comes due Aug 13, 2027. Unpaid by Feb 14, 2028, it lapses early.

Which patents, and when each one lapses · Pro

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.
PatentTitleStatus Expires Confidence
US 9,513,307Device and method for determining the speed of a wheeled terrestrial vehicle from measurements of an ambient terestrial magnetic field
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,099,029Method for estimating the movement of a pedestrian
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,952,684Method for estimating the physical activity of an upper limb
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,996,059Method for estimating the movement of an object moving in an environment and a magnetic field
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,996,288Method for calibrating a magnetometer
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,287,259Determination of heading from the field measured by magnetic sensors
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,280,928Method for locating an object moving in a magnetic field generated by a set of at least three magnetic generators
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,191,455Method for estimating the relative orientation between a tibia and a femur
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,592,512Method for calibrating a magnetometer
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,415,420Method and Device for Characterising a Heading Determined from the Measurement of the Magnetic Field
In force
 · High confidence
In forceHigh confidence
10 of 16 patents shown.
Pro members see all 16.
Pro members: see all 16 patents
Also on record, not counted in the 16: 1 patent in force now held by others. 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 no status recorded

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