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PatentBrief

Portfolio comparison

Margaret E. Knight vs HURLEY MACHINE Co

Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.

Company A

Margaret E. Knight

Patents indexed

1

Year range

1871

Most recent

1871

mechanicalmanufacturingconsumer_goodspackaging

Activity by Decade

1870s
1

Company B

HURLEY MACHINE Co

Patents indexed

1

Year range

1910

Most recent

1910

consumer_electronicsmechanicalhome_appliances

Activity by Decade

1910s
1

How to use

Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.