Portfolio comparison
American Express Travel Related Services Co Inc vs William S. Burroughs
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
American Express Travel Related Services Co Inc
Patents indexed
2
Year range
2010 – 2019
Most recent
2019
financeconsumer_electronicssoftwaretelecommunications
Top Patents2 enriched
US 7672870· 2010
How American Express Tracks Your Spending Habits Across Different Stores
US 10176475· 2019
How a Single Card Can Pay for Transit Using Loyalty Points
Activity by Decade
2010s2
Top Patents1 enriched
US 388116· 1888
How William Burroughs Invented the First Practical Adding Machine
Activity by Decade
1880s1
How to use
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