How many patents does Alexion Pharma Inc have in patentsdb?

Alexion Pharma Inc is linked to 409 publications as assignee in our database.

What technology areas does Alexion Pharma Inc patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (376); Human Necessities (354); Physics (76).

In our data, assignee counts were 39 in 2024 and 38 in 2025 (lower year over year).

See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.

Alexion Pharma Inc holds 409 patents in our database, with recent filings and technology areas summarized below.

Year-over-year patent counts for this assignee.

Filing activity over the last five years is stable.

Latest publications where this party is an assignee.

Representative or frequently cited publications from precomputed assignee stats.

Most common classification codes in this portfolio.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Chemistry & Metallurgy	376
Human Necessities	354
Physics	76
Cross-Sectional Technologies	46
Operations & Transport	14

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Answers are generated from the same data shown on this page.

How many patents does Alexion Pharma Inc have in patentsdb?: Alexion Pharma Inc is linked to 409 publications as assignee in our database.
What technology areas does Alexion Pharma Inc patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (376); Human Necessities (354); Physics (76).
Is Alexion Pharma Inc's patent activity growing?: In our data, assignee counts were 39 in 2024 and 38 in 2025 (lower year over year).
What are recent patents assigned to Alexion Pharma Inc?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.