Magema Technology LLC
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
Recorded under 11 name spellings.
0
Ending by 2030
Dec 2037
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, 2026The maintenance fee for Heavy Marine Fuel Oil Composition (US 10,308,884) comes due Dec 4, 2026. Unpaid by Jun 4, 2027, it lapses early.
- 2 fees due Apr 17 to 24, 2027 · next Apr 17
- 2 fees due Jul 14 to 30, 2027 · next Jul 14
- 3 fees due Aug 18 to 27, 2027 · next Aug 18
- 2 fees due Sep 10 to 30, 2027 · next Sep 10
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.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 12,528,998 | Multi-Stage Device and Process for Production of a Low Sulfur Heavy Marine Fuel Oil from Distressed Heavy Fuel Oil Materials In force · Low confidence | In force | Low confidence | |
| US 10,604,709 | Multi-stage device and process for production of a low sulfur heavy marine fuel oil from distressed heavy fuel oil materials In force · From the USPTO record | In force | From the USPTO record | |
| US 10,961,468 | Multi-Stage Device for Reducing Environmental Contaminates in Heavy Marine Fuel Oil In force · High confidence | In force | High confidence | |
| US 11,136,513 | Multi-stage device and process for production of a low sulfur heavy marine fuel oil from distressed heavy fuel oil materials In force · From the USPTO record | In force | From the USPTO record | |
| US 11,788,017 | Multi-stage process and device for reducing environmental contaminants in heavy marine fuel oil In force · From the USPTO record | In force | From the USPTO record | |
| US 11,795,406 | Multi-stage device and process for production of a low sulfur heavy marine fuel oil from distressed heavy fuel oil materials In force · From the USPTO record | In force | From the USPTO record | |
| US 10,308,884 | Heavy Marine Fuel Oil Composition In force · Low confidence | In force | Low confidence | |
| US 10,533,141 | Process And Device For Treating High Sulfur Heavy Marine Fuel Oil For Use As Feedstock In A Subsequent Refinery Unit In force · Medium confidence | In force | Medium confidence | |
| US 10,563,132 | Multi-Stage Process and Device for Treatment Heavy Marine Fuel Oil and Resultant Composition Including Ultrasound Promoted Desulfurization In force · Medium confidence | In force | Medium confidence | |
| US 10,563,133 | Multi-Stage Device and Process for Production of a Low Sulfur Heavy Marine Fuel Oil In force · Medium confidence | In force | Medium 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.
3 pending · 1 abandoned · 1 no status recorded