Portfolio comparison
Burton Parsons and Co Inc vs Facebook Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Burton Parsons and Co Inc
Patents indexed
1
Year range
1976
Most recent
1976
biotechpharmaceutical
Top Patents1 enriched
US 3987163· 1976
How Polystyrene Sulfonate Helps Treat Dry Eye Symptoms
Activity by Decade
1970s1
Company B
Facebook Inc
Patents indexed
9
Year range
2010 – 2020
Most recent
2020
softwaretelecommunicationsai_mlconsumer_electronicsecommerce
Top Patents9 enriched
US 7669123· 2010
Displaying Friends' Activities in a Social Network Feed
US 8171128· 2012
How Facebook's News Feed Picks Stories You'll Like
US 8914392· 2014
How Facebook Ranks Search Results Based on Your Friends' Activity
Activity by Decade
2010s8
2020s1
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