The Patent Finder

Numera Systems Inc.

13 patents currently held · Updated Nov 14, 2026
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
4
Ending by 2030
Aug 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 4, 2026
    The maintenance fee for Fall detection system using a combination of accelerometer, audio input and magnetometer (US 10,309,980) comes due Dec 4, 2026. Unpaid by Jun 4, 2027, it lapses early.
  • 1 fee due Mar 22, 2027
    The maintenance fee for Single button mobile telephone using server-based call routing (US 9,143,600) comes due Mar 22, 2027. Unpaid by Sep 22, 2027, 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 D710,228Personal Emergency Response Device
In force
 · High confidence
In forceHigh confidence
US D710,229Personal Emergency Response Device
In force
 · High confidence
In forceHigh confidence
US D710,230Personal Emergency Response System
In force
 · High confidence
In forceHigh confidence
US D710,300Personal Emergency Response Device Charging Base
In force
 · High confidence
In forceHigh confidence
US 8,843,101Fall Detection System Using a Combination of Accelerometer, Audio Input and Magnetometer
In force
 · High confidence
In forceHigh confidence
US 9,462,444Cloud Based Collaborative Mobile Emergency Call Initiation and Handling Distribution System
In force
 · High confidence
In forceHigh confidence
US 10,309,980Fall detection system using a combination of accelerometer, audio input and magnetometer
In force
 · From the USPTO record
In forceFrom the USPTO record
US 9,143,600Single button mobile telephone using server-based call routing
In force
 · From the USPTO record
In forceFrom the USPTO record
US 8,811,964Single Button Mobile Telephone Using Server-Based Call Routing
In force
 · High confidence
In forceHigh confidence
US 9,648,478Fall detection system using a combination of accelerometer, audio input and magnetometer
In force
 · From the USPTO record
In forceFrom the USPTO record
10 of 13 patents shown.
Pro members see all 13.
Pro members: see all 13 patents
Also on record, not counted in the 13: 1 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.
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