ExxonMobil (XOM -0.89%) is steadily marching toward Dividend King status. The oil giant has now increased its dividend for 42 straight years, the longest current streak in the oil patch. Only 4% of companies in the S&P 500 (^GSPC -0.25%) have delivered dividend growth of 42 or more years. The energy company has put itself in a strong position to continue increasing its dividend. ExxonMobil's plan to 2030 aims to deliver the growth potential of $20 billion in earnings and$30 billion in cash flow by the dawn ...