Sub-Mergent Technologies, Inc.

8 patents currently held · Updated Nov 15, 2026

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Ending by 2030

Jan 2043

Next term end

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

No maintenance fee falls due on this company's record before Nov 15, 2027.

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 8 of 8

Patent	Title	Status	Expires	Confidence
US 12,202,024	Apparatus for sub-surface injection of constituents In force Term ends Jan 7, 2043 · From the USPTO record	In force	Term ends Jan 7, 2043	From the USPTO record
US 12,396,383	Sub-Surface Injection System for Subsurface Blending and Horizon Creation In force Term ends Apr 2, 2044 · High confidence	In force	Term ends Apr 2, 2044	High confidence
US 12,471,510	Hollow shaft drill bit and hollow insert with perforations or solid feeder auger(s) and perforated hollow shaft or solid flexible screw feeder auger(s) In force Term ends Apr 19, 2044 · From the USPTO record	In force	Term ends Apr 19, 2044	From the USPTO record
US 12,464,976	Hollow shaft injection drilling array In force Term ends May 24, 2044 · From the USPTO record	In force	Term ends May 24, 2044	From the USPTO record
US 12,464,977	Device Dispensing Constituent Materials by Weight, Volumes, Flows, Time Intervals, Depths Through Actuated Dispenser Openings Connecting Chambers and Vessels In force Term ends May 24, 2044 · High confidence	In force	Term ends May 24, 2044	High confidence
US 12,471,511	Aperture Assembly for Use with a Subsurface Ejection Vessel In force Term ends Jun 21, 2044 · High confidence	In force	Term ends Jun 21, 2044	High confidence
US 12,543,668	Apparatus for Injecting Constituents by Confining the Constituents in Tubes In force Term ends Dec 11, 2044 · High confidence	In force	Term ends Dec 11, 2044	High confidence
US 12,623,192	Plunger Mixer Device In force Term ends Dec 28, 2044 · High confidence	In force	Term ends Dec 28, 2044	High confidence

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.

Export every term end as CSV · Pro

Published applications

Every application published under this name has become a patent.