The Patent Finder

Gretap AG

14 patents currently held · Updated Nov 14, 2026
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
2
Ending by 2030
Mar 2029
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 25, 2026
    The maintenance fee for Apparatus and method for calibrating acoustic desynchronizing neurostimulation (US 10,328,233) comes due Dec 25, 2026. Unpaid by Jun 25, 2027, it lapses early.
  • 1 fee due Jan 16, 2027
    The maintenance fee for Device and method for effective non-invasive neurostimulation by means of varying stimulus sequences (US 10,350,410) comes due Jan 16, 2027. Unpaid by Jul 16, 2027, it lapses early.
  • 1 fee due Mar 5, 2027
    The maintenance fee for Device and method for calibrating a non-invasive mechanically tactile and/or thermal neurostimulation (US 11,744,514) comes due Mar 5, 2027. Unpaid by Sep 7, 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 8,423,144Device and method for auditory stimulation
In force
 · From the USPTO record
In forceFrom the USPTO record
US 8,825,167Device and method for auditory stimulation
In force
 · From the USPTO record
In forceFrom the USPTO record
US 12,193,988Apparatus and method for treating a patient using vibration stimuli, tactile stimuli and/or thermal stimuli
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,253,424Apparatus and method for treating a patient using vibration stimuli, tactile stimuli and/or thermal stimuli
In force
 · From the USPTO record
In forceFrom the USPTO record
US 9,486,389Apparatus and method for calibrating non-invasive desynchronizing neurostimulation
In force
 · From the USPTO record
In forceFrom the USPTO record
US 9,884,164Apparatus and method for the conditioned desynchronized non-invasive stimulation
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,141,555Apparatus and method for calibrating acoustic desynchronizing neurostimulation
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,328,233Apparatus and method for calibrating acoustic desynchronizing neurostimulation
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,350,410Device and method for effective non-invasive neurostimulation by means of varying stimulus sequences
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,722,711Device for non-invasive neuro-stimulation by means of multichannel bursts
In force
 · From the USPTO record
In forceFrom the USPTO record
10 of 14 patents shown.
Pro members see all 14.
Pro members: see all 14 patents
Also on record, not counted in the 14: 2 lapsed for an unpaid fee. 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.

3 pending · 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