Only trade secrets such as company financials, customer lists, business plans, secret formulas, and unpatented inventions, can be lost when people know and copy.
FORBES: 4 Signs A Company Is NOT A Good Candidate For Equity Crowdfunding
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Recently a U.S. federal court upheld Ranbaxy's patent challenge against GlaxoSmithKline's Augmentin, a product that augments the unpatented antibiotic amoxicillin with a chemical that attacks a bacterial defense against antibiotics.