Vertical Supply Group, Inc.

14 patents currently held · Updated Nov 14, 2026

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Previously recorded as Sherrill, Inc. (to 2026)

Ending by 2030

Dec 2029

Next term end

When these terms end

5 yrs10 yrs20 yrs

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, 2026
The maintenance fee for Torsion Device (US 10,309,442) comes due Dec 4, 2026. Unpaid by Jun 4, 2027, it lapses early.
1 fee due Oct 2, 2027
The maintenance fee for Rope Anchor (US 11,944,853) comes due Oct 2, 2027. Unpaid by Apr 3, 2028, it lapses early.

Which patents, and when each one lapses · Pro

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 8,616,333	Auto-Lock Compact Rope Descent Device In force Term ends Dec 14, 2029 · Medium confidence	In force	Term ends Dec 14, 2029	Medium confidence
US RE45,678	Auto-Lock Compact Rope Descent Device In force Term ends Dec 14, 2029 · Low confidence	In force	Term ends Dec 14, 2029	Low confidence
US D809,901	Descent Device In force Term ends Feb 13, 2033 · High confidence	In force	Term ends Feb 13, 2033	High confidence
US 10,064,479	Scabbard Holder for a Hand Saw In force Term ends Jul 13, 2037 · High confidence	In force	Term ends Jul 13, 2037	High confidence
US 10,309,442	Torsion Device In force Term ends Sep 28, 2037 · High confidence	In force	Term ends Sep 28, 2037	High confidence
US 10,006,737	Projectile Launcher Trigger In force Term ends Nov 14, 2037 · High confidence	In force	Term ends Nov 14, 2037	High confidence
US 11,125,292	Rigid Friction Brake Tether In force Term ends Dec 9, 2040 · High confidence	In force	Term ends Dec 9, 2040	High confidence
US 11,629,750	Double Locking Snap Hook In force Term ends Dec 14, 2041 · High confidence	In force	Term ends Dec 14, 2041	High confidence
US 11,944,853	Rope Anchor In force Term ends Mar 9, 2042 · High confidence	In force	Term ends Mar 9, 2042	High confidence
US 11,470,951	Tool Holder In force Term ends Apr 21, 2042 · High confidence	In force	Term ends Apr 21, 2042	High confidence

10 of 14 patents shown.

Pro members see all 14.

Pro members: see all 14 patents

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.

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