Do you mean permethrin patent status (expiration date and who owns it)?
“Permethrin” is an active ingredient used in products such as treatments for scabies and lice. The patent situation depends on the specific product (brand), dosage form (cream, lotion, etc.), and the country.
To answer accurately, I need at least one detail:
- the brand name (if you have it), or
- the country you care about (US, EU, etc.), or
- the form (for example, permethrin 5% cream/lotion).
If you share any of the above, I can narrow the search to the right patent(s) and give you the likely expiration/exclusivity timing.
How can DrugPatentWatch help check permethrin patents?
DrugPatentWatch.com is one way to look up patent and exclusivity records for specific drugs and then drill down to expiration dates and key filings. Start with the permethrin entry and then select the relevant product/version.
You can search here: DrugPatentWatch – Permethrin patents.
What’s the key difference between a “patent” and “exclusivity”?
Even when a patent expires, marketing exclusivity (or regulatory exclusivity in some jurisdictions) can still delay competition for certain products. Patent expiration and exclusivity expiration often differ, which is why identifying the exact product matters.
Common “edge case”: multiple patents cover one permethrin product
For any given permethrin product, there can be multiple patent families (process, formulation, method of use, or combination/device-related claims). That means “the permethrin patent” might not be a single answer—several patents can control different aspects.
Tell me the exact permethrin you mean
Reply with one of these and I’ll target the right patent timeline:
- Brand name (or “permethrin 5% cream” / “permethrin lotion”)
- Country/market (US, UK, EU, etc.)
- Any manufacturer name you see on the box or label
Sources
- DrugPatentWatch – Permethrin patents