Ap Systems Inc.
1 more in force is now held by another company
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Sep 2031
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.
- 2 fees due Apr 1 to 3, 2027 · next Apr 1
- 1 fee due May 26, 2027The maintenance fee for Emergency stop apparatus and method (US 10,490,370) comes due May 26, 2027. Unpaid by Nov 26, 2027, it lapses early.
- 1 fee due Oct 23, 2027The maintenance fee for Thin film manufacturing apparatus (US 11,967,492) comes due Oct 23, 2027. Unpaid by Apr 24, 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 8,913,884 | Heater block for a rapid thermal processing apparatus In force · From the USPTO record | In force | From the USPTO record | |
| US 9,386,632 | Apparatus for substrate treatment and method for operating the same In force · From the USPTO record | In force | From the USPTO record | |
| US 9,431,279 | Heater block and a substrate treatment apparatus In force · From the USPTO record | In force | From the USPTO record | |
| US 9,568,372 | Apparatus for calibrating pyrometer In force · From the USPTO record | In force | From the USPTO record | |
| US 9,500,530 | Apparatus for calibrating pyrometer In force · From the USPTO record | In force | From the USPTO record | |
| US 10,106,914 | Apparatus for manufacturing semiconductor device and method for manufacturing semiconductor device using same In force · From the USPTO record | In force | From the USPTO record | |
| US 10,428,415 | Method of manufacturing shadow mask using hybrid processing and shadow mask manufactured thereby In force · From the USPTO record | In force | From the USPTO record | |
| US 10,490,370 | Emergency stop apparatus and method In force · From the USPTO record | In force | From the USPTO record | |
| US 10,985,040 | Substrate treatment method and substrate treatment apparatus In force · From the USPTO record | In force | From the USPTO record | |
| US D1,034,493 | Chamber wall liner for a semiconductor manufacturing apparatus In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 18: 1 patent in force now held by others · 5 lapsed for an unpaid fee · 5 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 · 5 no status recorded