How many patents does Armstrong World Ind Inc have in patentsdb?

Armstrong World Ind Inc is linked to 509 publications as assignee in our database.

What technology areas does Armstrong World Ind Inc patent most?

Top mapped technology areas by patent count: Fixed Constructions (402); Operations & Transport (167); Chemistry & Metallurgy (124).

In our data, assignee counts were 42 in 2024 and 45 in 2025 (higher year over year).

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

Armstrong World Ind Inc holds 509 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 growing.

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
Fixed Constructions	402
Operations & Transport	167
Chemistry & Metallurgy	124
Cross-Sectional Technologies	64
Mechanical Engineering	48
Physics	35
Textiles & Paper	22
Human Necessities	11
Electricity	4

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

How many patents does Armstrong World Ind Inc have in patentsdb?: Armstrong World Ind Inc is linked to 509 publications as assignee in our database.
What technology areas does Armstrong World Ind Inc patent most?: Top mapped technology areas by patent count: Fixed Constructions (402); Operations & Transport (167); Chemistry & Metallurgy (124).
Is Armstrong World Ind Inc's patent activity growing?: In our data, assignee counts were 42 in 2024 and 45 in 2025 (higher year over year).
What are recent patents assigned to Armstrong World Ind Inc?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.