Lewco, Inc.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
1
Ending by 2030
Sep 2030
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 May 12, 2027The maintenance fee for Cartridge bearing assembly for roller conveyors (US 10,472,179) comes due May 12, 2027. Unpaid by Nov 12, 2027, it lapses early.
- 1 fee due Aug 11, 2027The maintenance fee for Drive system for conveyors (US 10,556,745) comes due Aug 11, 2027. Unpaid by Feb 11, 2028, it lapses early.
- 1 fee due Sep 5, 2027The maintenance fee for Conveyor systems with internal bands (US 11,919,716) comes due Sep 5, 2027. Unpaid by Mar 6, 2028, it lapses early.
Recent changes
- 1 of the patents on this record was granted since Aug 16, 2026
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 D765,938 | Conveyor roller sleeve In force · From the USPTO record | In force | From the USPTO record | |
| US 9,643,784 | Roller drive sleeve In force · From the USPTO record | In force | From the USPTO record | |
| US 9,981,804 | Drive system for conveyors In force · From the USPTO record | In force | From the USPTO record | |
| US 10,556,745 | Drive system for conveyors In force · From the USPTO record | In force | From the USPTO record | |
| US 10,988,314 | Drive system for conveyors In force · From the USPTO record | In force | From the USPTO record | |
| US 10,472,179 | Cartridge bearing assembly for roller conveyors In force · From the USPTO record | In force | From the USPTO record | |
| US 10,214,358 | Multi-V Constant Speed Roller Sheave In force · High confidence | In force | High confidence | |
| US 10,793,360 | Skate wheel conveyor with quick assemble feature In force · From the USPTO record | In force | From the USPTO record | |
| US 11,192,721 | Skate wheel conveyor with quick assemble feature In force · From the USPTO record | In force | From the USPTO record | |
| US 12,371,267 | Conveyor systems with internal bands In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 14: 1 ended at full term. 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.
2 pending · 3 no status recorded