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PatentBrief

Portfolio comparison

LaMarcus A. Thompson vs Gracenote Inc

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

Company A

LaMarcus A. Thompson

Patents indexed

1

Year range

1885

Most recent

1885

automotive

Activity by Decade

1880s
1

Company B

Gracenote Inc

Patents indexed

1

Year range

2018

Most recent

2018

consumer_electronicssoftwareai_ml

Activity by Decade

2010s
1

How to use

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