Sonnen, Inc.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Feb 2039
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 Jul 16, 2027The maintenance fee for Automated digitized system and methods for verifying power relay disconnect (US 11,874,327) comes due Jul 16, 2027. Unpaid by Jan 18, 2028, 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.
Showing 1 to 5 of 5
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 11,005,388 | Single-phase multi-level asymmetric inverter with AC-bypass and asymmetric modulation strategy In force · From the USPTO record | In force | From the USPTO record | |
| US 11,874,327 | Automated digitized system and methods for verifying power relay disconnect In force · From the USPTO record | In force | From the USPTO record | |
| US 11,598,809 | Automated Digitized System And Methods For Verifying Power Relay Disconnect In force · High confidence | In force | High confidence | |
| US 11,476,693 | System and method for optimizing storage and consumption of power according to tiered time-based criteria In force · From the USPTO record | In force | From the USPTO record | |
| US 11,415,640 | Resistive isolation detection methods and systems In force · From the USPTO record | In force | From the USPTO record |
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.