Hypertherm, Inc.
4 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
Recorded under 3 name spellings.
42
Ending by 2030
Dec 2026
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 Nov 30, 2026
- 7 fees due Dec 2 to 30, 2026 · next Dec 2
- 5 fees due Jan 2 to 28, 2027 · next Jan 2
- 4 fees due Feb 4 to 18, 2027 · next Feb 4
- 7 fees due Mar 17 to 29, 2027 · next Mar 17
- 4 fees due Apr 10 to 29, 2027 · next Apr 10
- 3 fees due May 26 to 28, 2027 · next May 26
- 1 fee due Jun 26, 2027The maintenance fee for Highly Positioned Laser Processing Nozzle (US 11,850,681) comes due Jun 26, 2027. Unpaid by Dec 27, 2027, it lapses early.
- 4 fees due Jul 7 to 21, 2027 · next Jul 7
- 9 fees due Aug 4 to 25, 2027 · next Aug 4
- 6 fees due Sep 1 to 30, 2027 · next Sep 1
- 6 fees due Oct 7 to 28, 2027 · next Oct 7
- 3 fees due Nov 5 to 7, 2027 · next Nov 5
Recent changes
- 5 of the patents on this record were granted since Aug 16, 2026
- 3 terms have ended 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 8,153,927 | High visibility plasma arc torch In force · From the USPTO record | In force | From the USPTO record | |
| US 9,560,732 | High access consumables for a plasma arc cutting system In force · From the USPTO record | In force | From the USPTO record | |
| US 8,541,712 | Electrode for a contact start plasma arc torch and contact start plasma arc torch employing such electrodes In force · From the USPTO record | In force | From the USPTO record | |
| US 8,546,718 | Electrode for a contact start plasma arc torch and contact start plasma arc torch employing such electrodes In force · From the USPTO record | In force | From the USPTO record | |
| US 9,736,918 | Electrode for a contact start plasma arc torch and contact start plasma arc torch employing such electrodes In force · From the USPTO record | In force | From the USPTO record | |
| US 7,605,340 | Apparatus for cooling plasma arc torch nozzles In force · From the USPTO record | In force | From the USPTO record | |
| US 7,598,473 | Generating discrete gas jets in plasma arc torch applications In force · From the USPTO record | In force | From the USPTO record | |
| US 8,244,494 | Plasma insensitive height sensing In force · From the USPTO record | In force | From the USPTO record | |
| US 7,778,799 | Automated self test for a thermal processing system In force · From the USPTO record | In force | From the USPTO record | |
| US 7,615,720 | Pilot arc circuit for a contact start plasma torch In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 287: 4 patents in force now held by others · 12 lapsed for an unpaid fee · 79 ended at full term · 2 surrendered on reissue. 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.
15 pending · 4 abandoned · 34 no status recorded