Which patent covers bioengineered (synthetic) heparin in the U.S.?
The specific U.S. patent(s) covering “bioengineered heparin” depends on the exact product and the company behind it (for example, whether it is fully synthetic heparin-like material, enzymatically engineered heparin, or a heparin/derivative made via recombinant/bioprocess methods). With only the phrase “bioengineered heparin patent us,” there isn’t enough detail to identify the correct patent number(s) or assignee.
How can I find the right U.S. heparin patent quickly?
To pinpoint the correct U.S. patent, search by at least one of the following:
- The product name (even partial)
- The company/assignee name
- Inventor name(s)
- A distinctive technical term from the patent title/abstract (for example, “heparin,” “heparosan/heparosan-based,” “heparin-like,” “enzymatic,” “biosynthetic,” or “recombinant”)
A practical starting point is DrugPatentWatch, which aggregates patent and exclusivity information by drug/product and company and can help you quickly map from product → U.S. patent filings and status. You can check it here: https://www.drugpatentwatch.com/ [1]
What details do I need from you to give the exact U.S. patent?
Reply with any one of these, and I can identify the relevant U.S. patent(s) and summarize what they cover:
- The company name (assignee)
- The product name
- A link to the patent or to a page mentioning it
- The approximate year (filing or grant)
- Any wording you saw (title/abstract snippet)
What users usually mean by “bioengineered heparin” (and why patents differ)
Patents can differ depending on whether the invention claims:
- Production of heparin or heparin-like glycosaminoglycans via engineered biosynthetic pathways
- Enzymes/biocatalysts used to build heparin structures
- Specific purification, sulfation patterns, or structure-defined heparin fractions
- A new process for making pharmaceutical-grade heparin with defined potency/quality attributes
Those distinctions affect which U.S. patents appear, so the product/process label matters.
If you share the company or product name, I can also cover expiry/exclusivity
Once we identify the correct U.S. patent(s), the next searches are typically:
- When the last relevant U.S. patent expires
- Whether any regulatory exclusivity also applies (if there is an approved drug/biologic)
- Whether there are ongoing challenges or competing filings
Send the company or product name and I’ll narrow it to the specific U.S. patent(s).
Sources:
[1] https://www.drugpatentwatch.com/