DMF, Inc.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
May 2033
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 16 to 26, 2026 · next Nov 16
- 1 fee due Dec 6, 2026The maintenance fee for Casing for lighting assembly (US 11,668,455) comes due Dec 6, 2026. Unpaid by Jun 7, 2027, it lapses early.
- 1 fee due Mar 10, 2027The maintenance fee for Recessed lighting systems (US 10,408,395) comes due Mar 10, 2027. Unpaid by Sep 10, 2027, it lapses early.
- 1 fee due Apr 24, 2027The maintenance fee for Apparatus and methods for communicating information and power via phase-cut AC waveforms (US 11,800,617) comes due Apr 24, 2027. Unpaid by Oct 25, 2027, it lapses early.
- 2 fees due May 7 to 26, 2027 · next May 7
- 2 fees due Aug 4 to 18, 2027 · next Aug 4
- 2 fees due Sep 17 to 30, 2027 · next Sep 17
- 1 fee due Oct 7, 2027The maintenance fee for Methods and apparatus for TRIAC-based dimming of LEDs (US 10,616,968) comes due Oct 7, 2027. Unpaid by Apr 7, 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 9,039,254 | Wide angle adjustable retrofit lamp for recessed lighting In force · From the USPTO record | In force | From the USPTO record | |
| US D833,977 | Electrical junction box In force · From the USPTO record | In force | From the USPTO record | |
| US 10,139,059 | Adjustable Compact Recessed Lighting Assembly with Hangar Bars In force · High confidence | In force | High confidence | |
| US 10,753,558 | Lighting Apparatus and Methods In force · High confidence | In force | High confidence | |
| US 10,982,829 | Adjustable Electrical Apparatus with Hangar Bars for Installation in a Building In force · High confidence | In force | High confidence | |
| US 11,028,982 | Adjustable lighting assembly with hangar bars In force · From the USPTO record | In force | From the USPTO record | |
| US 11,060,705 | Compact lighting apparatus with AC to DC converter and integrated electrical connector In force · From the USPTO record | In force | From the USPTO record | |
| US 11,255,497 | Adjustable Electrical Apparatus with Hangar Bars for Installation in a Building In force · High confidence | In force | High confidence | |
| US 11,435,064 | Integrated lighting module In force · From the USPTO record | In force | From the USPTO record | |
| US 11,808,430 | Adjustable Electrical Apparatus with Hangar Bars for Installation in a Building 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.
1 pending · 1 abandoned · 3 no status recorded