Marketing Cycle By shivamdang Aug 7, 1860 Production era ProductionImportance to productiojn was given. Period: Aug 7, 1860 to Aug 7, 1920 Production Era Aug 7, 1920 Product Era imphasis on product was given. Period: Aug 7, 1920 to Aug 7, 1940 Product Era Aug 7, 1940 Selling Era imphasis on how to sell a product. Period: Aug 7, 1940 to Aug 7, 1960 Selling Era Aug 7, 1960 Marketing Era Customer Satisfaction. Period: Aug 7, 1960 to Aug 7, 1990 Marketing Era Aug 7, 1990 Societal Era Imphasis on CSR