Generic entry timeline

Arnicare Leg Cramps generics — when can they launch?

Arnicare Leg Cramps (COPPER) · Sebela Womens Hlth · 13 active US patents · 0 expired

Earliest patent expiry
2032-08-14
6 years remaining
Full patent estate to
2037-01-23
complete protection through 2037
FDA approval
2026
Sebela Womens Hlth

Where Arnicare Leg Cramps sits in the generic timeline

Mid-term cliff: earliest active US patent for Arnicare Leg Cramps expires in 2032 (~6 years). Generic developers typically begin ANDA bioequivalence studies 3-4 years ahead of this date. Paragraph IV filings + Hatch-Waxman 30-month stays may shift the effective entry by another 18-36 months.

Under US Hatch-Waxman, a generic enters via an ANDA (Abbreviated New Drug Application) and may file with one of four Paragraph IV certifications attacking the brand's listed patents. If the brand sues within 45 days, a 30-month FDA approval stay is triggered. First Para IV filer typically gets 180-day market exclusivity.

Patent estate by type — active patents

Method-of-use patents only carve out specific indications; generics can launch with a "skinny label" omitting those uses. Composition-of-matter patents block the molecule itself.

  • Formulation — 10 patents
  • Method of Use — 3 patents

FDA U-codes carved out by Arnicare Leg Cramps patents

Method-of-use patents are listed against specific FDA Patent Use Codes ("U-codes") representing carved-out indications. Generics can launch with a label that omits these uses.

U-codeDescription
U-4155(no description)

Sample patent estate

Showing 6 of 13 active US patents. View full estate on the Arnicare Leg Cramps drug page →

  • US9427351 Formulation · expires 2032-08-14
    This patent protects a method for placing a contraceptive device within a uterus without blocking the fallopian tubes.
    USPTO title: Intrauterine contraceptive device
  • US10188546 Formulation · expires 2032-08-14
    This patent protects an intrauterine contraceptive device with a frame made of a specific metal and a copper component.
    USPTO title: Intrauterine device with controlled copper ion elution
  • US10159596 Formulation · expires 2032-08-14
    This patent protects a method for placing a contraceptive device within a uterus without blocking the fallopian tubes.
    USPTO title: Intrauterine contraceptive device
  • US11850181 Formulation · expires 2032-08-14
    This patent protects a method for placing a contraceptive device within a uterus without blocking the fallopian tubes.
    USPTO title: Intrauterine contraceptive device
  • US9089418 Formulation · expires 2033-04-09
    This patent protects a method for placing a contraceptive device within a uterus without blocking the fallopian tubes.
    USPTO title: Intrauterine contraceptive device
  • US12138199 Formulation · expires 2033-10-18
    This patent protects an intrauterine contraceptive system with a retrieval thread and insertion device.
    USPTO title: Intrauterine device with retrieval thread

Sources

Patent term extensions (PTR, pediatric exclusivity), Hatch-Waxman 30-month stays, and FDA regulatory exclusivity (NCE/ODE/PED) may shift the effective generic entry date. Not legal advice.

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