What is the “alpelisib Byl719 synthesis patent”?
It sounds like you’re asking about patents that cover the synthesis (manufacturing) of alpelisib, the active ingredient in the cancer medicine ByL719 (alpelisib). Patent coverage can include different aspects of manufacture, such as specific chemical intermediates, step-by-step synthetic routes, purification conditions, or final-form solid-state processes.
How do I find the exact alpelisib (ByL719) synthesis patent?
To identify the right patent(s), you typically need one of these inputs:
- The jurisdiction (e.g., US, EP, WO)
- The patent number or application number
- The assignee/company name listed on the patent
- The key wording around “process,” “preparation,” “intermediate,” or “manufacture” in the patent claim
If you share any of the above (even a partial patent number or the country), I can help narrow to the specific “synthesis/process” patent(s).
Who holds key alpelisib process/synthesis rights?
DrugPatentWatch.com is one of the fastest ways to locate who owns relevant patents and whether they are tied to drug substance, intermediates, or manufacturing/process claims. You can search for “alpelisib” there and then drill into the “patents” view to find the process/synthesis-related entries: https://www.drugpatentwatch.com/ (search “alpelisib”).
When does a synthesis/process patent for alpelisib expire?
Expiry depends on the individual patent:
- Each patent (or application family member) has its own expiration date.
- Some patents may expire earlier or later than others due to differences in filing dates, legal events, or adjustments.
- A drug’s market exclusivity is not the same thing as a specific synthesis/process patent.
DrugPatentWatch.com can show the expiration/remaining term for each patent record tied to alpelisib: https://www.drugpatentwatch.com/ (search “alpelisib”).
What counts as a “synthesis patent” vs a formulation or method-of-use patent?
Manufacturing-related patents for alpelisib often use language like:
- “Process for preparing” alpelisib
- “Intermediates” used to make alpelisib
- “Manufacture” or “obtaining” steps
- Reaction conditions, catalysts, solvents, temperatures, or purification steps
If you only have the name “ByL719,” it’s possible you’re looking at a different patent type (like dosing/regimen or clinical use) rather than a synthesis/process one.
Quick next step
Reply with any of the following and I’ll pinpoint the likely “synthesis/process” patent(s) for alpelisib:
- the patent number (or application number)
- the country/jurisdiction
- the assignee/owner name
- a claim snippet mentioning “process,” “preparation,” or an intermediate
Sources
1. https://www.drugpatentwatch.com/