Kara Technologies Inc.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
Previously recorded as Kara Energy Services Inc. (to 2023)
0
Ending by 2030
Feb 2040
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 Jun 5, 2027The maintenance fee for Catalyst Structure and Method of Upgrading Hydrocarbons in the Presence of the Catalyst Structure (US 11,833,492) comes due Jun 5, 2027. Unpaid by Dec 6, 2027, 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 11,833,492 | Catalyst Structure and Method of Upgrading Hydrocarbons in the Presence of the Catalyst Structure In force · Medium confidence | In force | Medium confidence | |
| US 11,389,787 | Catalyst Structure and Method of Upgrading Hydrocarbons in the Presence of the Catalyst Structure In force · High confidence | In force | High confidence | |
| US 11,725,150 | Method of Light Oil Desulfurization in the Presence of Methane Containing Gas Environment and Catalyst Structure In force · Medium confidence | In force | Medium confidence | |
| US 12,006,475 | Organic Solid Biomass Conversion for Liquid Fuels/Chemicals Production in the Presence of Methane Containing Gas Environment and Catalyst Structure In force · High confidence | In force | High confidence | |
| US 12,062,125 | Method for Generating Animated Sentences for Sign Language Translation In force · High confidence | In force | 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.
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.
4 pending · 1 no status recorded