Portfolio comparison
ChaCha Search Inc vs US Department of Health and Human Services
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 8577894· 2013
How Human Searchers Unlock Restricted Web Content for Users
Activity by Decade
2010s1
Company B
US Department of Health and Human Services
Patents indexed
2
Year range
1988 – 2003
Most recent
2003
pharmaceuticalbiotechmaterialschemistry
Top Patents2 enriched
US 4727064· 1988
How Special Sugars Make Medicines Dissolve Better
US 6630507· 2003
Using Cannabinoids to Protect the Brain from Oxidative Stress
Activity by Decade
1980s1
2000s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.