Portfolio comparison
Interlego AG vs Hookless Fastener Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 3005282· 1961
How LEGO Bricks Connect and Stay Together
Activity by Decade
1960s1
Company B
Hookless Fastener Co
Patents indexed
1
Year range
1917
Most recent
1917
manufacturingconsumer-goodstextilesfastenersindustrial-design
Top Patents1 enriched
US 1219881· 1917
The Zipper — The Fastener That Replaced a Thousand Buttons
Activity by Decade
1910s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.