Portfolio comparison
Burton Parsons and Co Inc vs Twintech EU LLC
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
Twintech EU LLC
Patents indexed
1
Year range
2011
Most recent
2011
consumer_electronicssoftwaretelecommunications
Top Patents1 enriched
US 8069204· 2011
How Apps Fetch Data in the Background While You Are Offline
Activity by Decade
2010s1
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